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131,015

131,015 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 Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
11
Digit product
0
Digital root
2
Palindrome
No
Bit width
17 bits
Reversed
510,131
Square (n²)
17,164,930,225
Cube (n³)
2,248,863,333,428,375
Divisor count
4
σ(n) — sum of divisors
157,224
φ(n) — Euler's totient
104,808
Sum of prime factors
26,208

Primality

Prime factorization: 5 × 26203

Nearest primes: 131,011 (−4) · 131,023 (+8)

Divisors & multiples

All divisors (4)
1 · 5 · 26203 · 131015
Aliquot sum (sum of proper divisors): 26,209
Factor pairs (a × b = 131,015)
1 × 131015
5 × 26203
First multiples
131,015 · 262,030 (double) · 393,045 · 524,060 · 655,075 · 786,090 · 917,105 · 1,048,120 · 1,179,135 · 1,310,150

Sums & aliquot sequence

As consecutive integers: 65,507 + 65,508 26,201 + 26,202 + 26,203 + 26,204 + 26,205 13,097 + 13,098 + … + 13,106
Aliquot sequence: 131,015 26,209 1 0 — terminates at zero

Continued fraction of √n

√131,015 = [361; (1, 23, 1, 26, 1, 7, 1, 1, 4, 3, 1, 3, 1, 1, 11, 1, 2, 2, 6, 6, 2, 17, 5, 6, …)]

Representations

In words
one hundred thirty-one thousand fifteen
Ordinal
131015th
Binary
11111111111000111
Octal
377707
Hexadecimal
0x1FFC7
Base64
Af/H
One's complement
4,294,836,280 (32-bit)
Scientific notation
1.31015 × 10⁵
As a duration
131,015 s = 1 day, 12 hours, 23 minutes, 35 seconds
In other bases
ternary (3) 20122201102
quaternary (4) 133333013
quinary (5) 13143030
senary (6) 2450315
septenary (7) 1053653
nonary (9) 218642
undecimal (11) 8a485
duodecimal (12) 6399b
tridecimal (13) 47831
tetradecimal (14) 35a63
pentadecimal (15) 28c45

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρλαιεʹ
Mayan (base 20)
𝋰·𝋧·𝋪·𝋯
Chinese
一十三萬一千零一十五
Chinese (financial)
壹拾參萬壹仟零壹拾伍
In other modern scripts
Eastern Arabic ١٣١٠١٥ Devanagari १३१०१५ Bengali ১৩১০১৫ Tamil ௧௩௧௦௧௫ Thai ๑๓๑๐๑๕ Tibetan ༡༣༡༠༡༥ Khmer ១៣១០១៥ Lao ໑໓໑໐໑໕ Burmese ၁၃၁၀၁၅

Also seen as

Hex color
#01FFC7
RGB(1, 255, 199)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.255.199.

Address
0.1.255.199
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.255.199

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 131,015 and was likely granted around 1872.

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