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100,985

100,985 is a composite number, odd.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).
Arithmetic Number Cube-Free Deficient Number Odious Number Self Number Sphenic Number Squarefree

Properties

Parity
Odd
Digit count
6
Digit sum
23
Digit product
0
Digital root
5
Palindrome
No
Bit width
17 bits
Reversed
589,001
Square (n²)
10,197,970,225
Cube (n³)
1,029,842,023,171,625
Divisor count
8
σ(n) — sum of divisors
127,680
φ(n) — Euler's totient
76,464
Sum of prime factors
1,087

Primality

Prime factorization: 5 × 19 × 1063

Nearest primes: 100,981 (−4) · 100,987 (+2)

Divisors & multiples

All divisors (8)
1 · 5 · 19 · 95 · 1063 · 5315 · 20197 · 100985
Aliquot sum (sum of proper divisors): 26,695
Factor pairs (a × b = 100,985)
1 × 100985
5 × 20197
19 × 5315
95 × 1063
First multiples
100,985 · 201,970 (double) · 302,955 · 403,940 · 504,925 · 605,910 · 706,895 · 807,880 · 908,865 · 1,009,850

Sums & aliquot sequence

As consecutive integers: 50,492 + 50,493 20,195 + 20,196 + 20,197 + 20,198 + 20,199 10,094 + 10,095 + … + 10,103 5,306 + 5,307 + … + 5,324
Aliquot sequence: 100,985 26,695 7,145 1,435 581 91 21 11 1 0 — terminates at zero

Continued fraction of √n

√100,985 = [317; (1, 3, 1, 1, 2, 1, 7, 3, 15, 1, 1, 3, 10, 2, 20, 39, 1, 2, 15, 6, 21, 1, 3, 57, …)]

Representations

In words
one hundred thousand nine hundred eighty-five
Ordinal
100985th
Binary
11000101001111001
Octal
305171
Hexadecimal
0x18A79
Base64
AYp5
One's complement
4,294,866,310 (32-bit)
Scientific notation
1.00985 × 10⁵
In other bases
ternary (3) 12010112012
quaternary (4) 120221321
quinary (5) 11212420
senary (6) 2055305
septenary (7) 600263
nonary (9) 163465
undecimal (11) 69965
duodecimal (12) 4a535
tridecimal (13) 36c71
tetradecimal (14) 28b33
pentadecimal (15) 1edc5

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρϡπεʹ
Mayan (base 20)
𝋬·𝋬·𝋩·𝋥
Chinese
一十萬零九百八十五
Chinese (financial)
壹拾萬零玖佰捌拾伍
In other modern scripts
Eastern Arabic ١٠٠٩٨٥ Devanagari १००९८५ Bengali ১০০৯৮৫ Tamil ௧௦௦௯௮௫ Thai ๑๐๐๙๘๕ Tibetan ༡༠༠༩༨༥ Khmer ១០០៩៨៥ Lao ໑໐໐໙໘໕ Burmese ၁၀၀၉၈၅

Also seen as

Unicode codepoint
𘩹
Tangut Component-634
U+18A79
Other letter (Lo)

UTF-8 encoding: F0 98 A9 B9 (4 bytes).

Hex color
#018A79
RGB(1, 138, 121)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.138.121.

Address
0.1.138.121
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.138.121

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 100,985 and was likely granted around 1870.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.