Live analysis

131,001

131,001 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 Evil Number Sphenic Number Squarefree

Interestingness

★ ★ ☆ ☆ ☆

4 notable facts · grade D

130,989 130,990 130,991 130,992 130,993 130,994 130,995 130,996 130,997 130,998 130,999 131,000 131,001 131,002 131,003 131,004 131,005 131,006 131,007 131,008 131,009 131,010 131,011 131,012 131,013

less more

Properties

Parity: Odd
Digit count: 6
Digit sum: 6
Digit product: 0
Digital root: 6
Palindrome: No
Bit width: 17 bits
Reversed: 100,131
Square (n²): 17,161,262,001
Cube (n³): 2,248,142,483,393,001
Divisor count: 8
σ(n) — sum of divisors: 188,160
φ(n) — Euler's totient: 80,592
Sum of prime factors: 3,375

Primality

Prime factorization: 3 × 13 × 3359

Nearest primes: 130,987 (−14) · 131,009 (+8)

Divisors & multiples

All divisors (8)

1 · 3 · 13 · 39 · 3359 · 10077 · 43667 · 131001

Aliquot sum (sum of proper divisors): 57,159

Factor pairs (a × b = 131,001)

1 × 131001

3 × 43667

13 × 10077

39 × 3359

First multiples

131,001 · 262,002 (double) · 393,003 · 524,004 · 655,005 · 786,006 · 917,007 · 1,048,008 · 1,179,009 · 1,310,010

Sums & aliquot sequence

As consecutive integers: 65,500 + 65,501 43,666 + 43,667 + 43,668 21,831 + 21,832 + 21,833 + 21,834 + 21,835 + 21,836 10,071 + 10,072 + … + 10,083

Aliquot sequence: 131,001 → 57,159 → 31,641 → 11,559 → 3,857 → 943 → 65 → 19 → 1 → 0 — terminates at zero

Continued fraction of √n

√131,001 = [361; (1, 15, 1, 5, 10, 1, 30, 1, 1, 3, 2, 28, 1, 1, 13, 1, 2, 5, 1, 2, 4, 4, 1, 44, …)]

Representations

In words: one hundred thirty-one thousand one
Ordinal: 131001st
Binary: 11111111110111001
Octal: 377671
Hexadecimal: 0x1FFB9
Base64: Af+5
One's complement: 4,294,836,294 (32-bit)
Scientific notation: 1.31001 × 10⁵
As a duration: 131,001 s = 1 day, 12 hours, 23 minutes, 21 seconds

In other bases

ternary (3) 20122200220

quaternary (4) 133332321

quinary (5) 13143001

senary (6) 2450253

septenary (7) 1053633

nonary (9) 218626

undecimal (11) 8a472

duodecimal (12) 63989

tridecimal (13) 47820

tetradecimal (14) 35a53

pentadecimal (15) 28c36

Palindromic in base 14

Historical numeral systems

Babylonian (base 60): 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹
Egyptian hieroglyphic: 𓆐𓂍𓂍𓂍𓆼𓏺
Greek (Milesian): ͵ρλααʹ
Mayan (base 20): 𝋰·𝋧·𝋪·𝋡
Chinese: 一十三萬一千零一
Chinese (financial): 壹拾參萬壹仟零壹

In other modern scripts

Eastern Arabic ١٣١٠٠١ Devanagari १३१००१ Bengali ১৩১০০১ Tamil ௧௩௧௦௦௧ Thai ๑๓๑๐๐๑ Tibetan ༡༣༡༠༠༡ Khmer ១៣១០០១ Lao ໑໓໑໐໐໑ Burmese ၁၃၁၀၀၁

Also seen as

Hex color

#01FFB9

RGB(1, 255, 185)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.255.185.

Address: 0.1.255.185
Class: reserved
IPv4-mapped IPv6: ::ffff:0.1.255.185

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 131,001 and was likely granted around 1872.

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

Look up US131,001 on Google Patents ↗ Look up on USPTO ↗