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131,595

131,595 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.).

131,595 (one hundred thirty-one thousand five hundred ninety-five) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 3 × 5 × 31 × 283. Written other ways, in hexadecimal, 0x2020B.

Arithmetic Number Cube-Free Deficient Number Gapful Number Odious Number Pernicious Number Recamán's Sequence Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
24
Digit product
675
Digital root
6
Palindrome
No
Bit width
18 bits
Reversed
595,131
Recamán's sequence
a(229,182) = 131,595
Square (n²)
17,317,244,025
Cube (n³)
2,278,862,727,469,875
Divisor count
16
σ(n) — sum of divisors
218,112
φ(n) — Euler's totient
67,680
Sum of prime factors
322

Primality

Prime factorization: 3 × 5 × 31 × 283

Nearest primes: 131,591 (−4) · 131,611 (+16)

Divisors & multiples

All divisors (16)
1 · 3 · 5 · 15 · 31 · 93 · 155 · 283 · 465 · 849 · 1415 · 4245 · 8773 · 26319 · 43865 · 131595
Aliquot sum (sum of proper divisors): 86,517
Factor pairs (a × b = 131,595)
1 × 131595
3 × 43865
5 × 26319
15 × 8773
31 × 4245
93 × 1415
155 × 849
283 × 465
First multiples
131,595 · 263,190 (double) · 394,785 · 526,380 · 657,975 · 789,570 · 921,165 · 1,052,760 · 1,184,355 · 1,315,950

Sums & aliquot sequence

As consecutive integers: 65,797 + 65,798 43,864 + 43,865 + 43,866 26,317 + 26,318 + 26,319 + 26,320 + 26,321 21,930 + 21,931 + 21,932 + 21,933 + 21,934 + 21,935
Aliquot sequence: 131,595 86,517 38,465 15,571 701 1 0 — terminates at zero

Continued fraction of √n

√131,595 = [362; (1, 3, 5, 1, 5, 1, 1, 9, 1, 4, 1, 2, 1, 1, 3, 1, 2, 3, 1, 14, 27, 1, 5, 7, …)]

Period length 58 — the block in parentheses repeats forever.

Representations

In words
one hundred thirty-one thousand five hundred ninety-five
Ordinal
131595th
Binary
100000001000001011
Octal
401013
Hexadecimal
0x2020B
Base64
AgIL
One's complement
4,294,835,700 (32-bit)
Scientific notation
1.31595 × 10⁵
As a duration
131,595 s = 1 day, 12 hours, 33 minutes, 15 seconds
In other bases
ternary (3) 20200111220
quaternary (4) 200020023
quinary (5) 13202340
senary (6) 2453123
septenary (7) 1055442
nonary (9) 220456
undecimal (11) 8a962
duodecimal (12) 641a3
tridecimal (13) 47b89
tetradecimal (14) 35d59
pentadecimal (15) 28ed0

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρλαφϟεʹ
Mayan (base 20)
𝋰·𝋨·𝋳·𝋯
Chinese
一十三萬一千五百九十五
Chinese (financial)
壹拾參萬壹仟伍佰玖拾伍
In other modern scripts
Eastern Arabic ١٣١٥٩٥ Devanagari १३१५९५ Bengali ১৩১৫৯৫ Tamil ௧௩௧௫௯௫ Thai ๑๓๑๕๙๕ Tibetan ༡༣༡༥༩༥ Khmer ១៣១៥៩៥ Lao ໑໓໑໕໙໕ Burmese ၁၃၁၅၉၅

Also seen as

Unicode codepoint
𠈋
CJK Unified Ideograph-2020B
U+2020B
Other letter (Lo)

UTF-8 encoding: F0 A0 88 8B (4 bytes).

Hex color
#02020B
RGB(2, 2, 11)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.2.11.

Address
0.2.2.11
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.2.11

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 131,595 and was likely granted around 1872.

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

Related reading

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.