100000 (number)

List of numbers - Integers 10000 100000 1000000
Cardinal	One hundred thousand
Ordinal	One hundred thousandth
Factorization	10000 = 25 · 55
Roman numeral
Unicode representation of Roman numeral
Binary	11000011010100000
Hexadecimal	186A0

In scientific notation, it is written as 10⁵.

In astronomy, 100,000 metres, 100 kilometres, or 100 km (62 miles) is the altitude at which the Federation Aeronautique Internationale (FAI) defines spaceflight to begin.

Selected 6-digit numbers (100001 - 999999)

100255 - Friedman number -
;100525 - Friedman number

107777 - smallest number requiring 16 syllables in English -
;103680 - highly totient number

103823 - nice Friedman number -
;105664 - harmonic divisor number

111111 - repunit -
;111777 - smallest number requiring 17 syllables in English

113634 - Motzkin number -
;117649 = 7^6

117800 - harmonic divisor number -
;120284 - Keith number

120960 - highly totient number -
;121393 - Fibonacci number

127777 - smallest number requiring 18 syllables in English -
;127912 - Wedderburn-Etherington number

129106 - Keith number -
;131071 - Mersenne prime

131072 = 2^17 (power of two) -
;142857 - Kaprekar number; Harshad number

147640 - Keith number -
;148149 - Kaprekar number

156146 - Keith number -
;161051 = 11^5

161280 - highly totient number -
;167400 - harmonic divisor number

173600 - harmonic divisor number -
;174680 - Keith number

177147 = 3^11 -
;177777 - smallest number requiring 19 syllables in English

181440 - highly totient number -
;181819 - Kaprekar number

183186 - Keith number -
;187110 - Kaprekar number

196418 - Fibonacci number -
;207360 - highly totient number

208495 - Kaprekar number -
;222222 - repdigit

237510 - harmonic divisor number -
;241920 - highly totient number

242060 - harmonic divisor number -
;262144 = 2^18, power of two

293547 - Wedderburn-Etherington number -
;298320 - Keith number

310572 - Motzkin number -
;317811 - Fibonacci number

318682 - Kaprekar number -
;329967 - Kaprekar number

332640 - harmonic divisor number -
;333333 - repdigit

333667 - unique prime -
;351352 - Kaprekar number

355419 - Keith number -
;356643 - Kaprekar number

360360 - harmonic divisor number -
;362880 = 9!, highly totient number

371293 = 13^5 -
;390313 - Kaprekar number

390625 = 5^8 -
;444444 - repdigit

461539 - Kaprekar number -
;466830 - Kaprekar number

483840 - highly totient number -
;499500 - Kaprekar number

500500 - Kaprekar number -
;514229 - Fibonacci number

524287 - Mersenne prime -
;524288 = 2^19, power of two

531441 = 3^12 -
;533170 - Kaprekar number

539400 - harmonic divisor number -
;555555 - repdigit

666666 - repdigit -
;676157 - Wedderburn-Etherington number

694280 - Keith number -
;695520 - harmonic divisor number

725760 - highly totient number -
;726180 - harmonic divisor number

753480 - harmonic divisor number -
;777777 - repdigit

823543 = 7^7 -
;832040 - Fibonacci number

853467 - Motzkin number -
;888888 - repdigit, smallest number requiring 20 syllables in English

925993 - Keith number -
;950976 - harmonic divisor number

967680 - highly totient number -
;999999 - repdigit