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131,679

131,679 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.).

131,679 (one hundred thirty-one thousand six hundred seventy-nine) is an odd 6-digit number. It is a composite number with 8 divisors, and factors as 3³ × 4,877. Written other ways, in hexadecimal, 0x2025F.

Arithmetic Number Deficient Number Evil Number Harshad / Niven Moran Number Recamán's Sequence

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
27
Digit product
1,134
Digital root
9
Palindrome
No
Bit width
18 bits
Reversed
976,131
Recamán's sequence
a(229,014) = 131,679
Square (n²)
17,339,359,041
Cube (n³)
2,283,229,459,159,839
Divisor count
8
σ(n) — sum of divisors
195,120
φ(n) — Euler's totient
87,768
Sum of prime factors
4,886

Primality

Prime factorization: 3 3 × 4877

Nearest primes: 131,671 (−8) · 131,687 (+8)

Divisors & multiples

All divisors (8)
1 · 3 · 9 · 27 · 4877 · 14631 · 43893 · 131679
Aliquot sum (sum of proper divisors): 63,441
Factor pairs (a × b = 131,679)
1 × 131679
3 × 43893
9 × 14631
27 × 4877
First multiples
131,679 · 263,358 (double) · 395,037 · 526,716 · 658,395 · 790,074 · 921,753 · 1,053,432 · 1,185,111 · 1,316,790

Sums & aliquot sequence

As consecutive integers: 65,839 + 65,840 43,892 + 43,893 + 43,894 21,944 + 21,945 + 21,946 + 21,947 + 21,948 + 21,949 14,627 + 14,628 + … + 14,635
Aliquot sequence: 131,679 63,441 48,879 21,737 1 0 — terminates at zero

Continued fraction of √n

√131,679 = [362; (1, 7, 15, 3, 6, 3, 1, 2, 6, 1, 30, 1, 2, 4, 2, 1, 1, 1, 18, 2, 7, 1, 19, 1, …)]

Representations

In words
one hundred thirty-one thousand six hundred seventy-nine
Ordinal
131679th
Binary
100000001001011111
Octal
401137
Hexadecimal
0x2025F
Base64
AgJf
One's complement
4,294,835,616 (32-bit)
Scientific notation
1.31679 × 10⁵
As a duration
131,679 s = 1 day, 12 hours, 34 minutes, 39 seconds
In other bases
ternary (3) 20200122000
quaternary (4) 200021133
quinary (5) 13203204
senary (6) 2453343
septenary (7) 1055622
nonary (9) 220560
undecimal (11) 8aa29
duodecimal (12) 64253
tridecimal (13) 47c22
tetradecimal (14) 35db9
pentadecimal (15) 29039

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρλαχοθʹ
Mayan (base 20)
𝋰·𝋩·𝋣·𝋳
Chinese
一十三萬一千六百七十九
Chinese (financial)
壹拾參萬壹仟陸佰柒拾玖
In other modern scripts
Eastern Arabic ١٣١٦٧٩ Devanagari १३१६७९ Bengali ১৩১৬৭৯ Tamil ௧௩௧௬௭௯ Thai ๑๓๑๖๗๙ Tibetan ༡༣༡༦༧༩ Khmer ១៣១៦៧៩ Lao ໑໓໑໖໗໙ Burmese ၁၃၁၆၇၉

Also seen as

Unicode codepoint
𠉟
CJK Unified Ideograph-2025F
U+2025F
Other letter (Lo)

UTF-8 encoding: F0 A0 89 9F (4 bytes).

Hex color
#02025F
RGB(2, 2, 95)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.2.95.

Address
0.2.2.95
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.2.95

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 131,679 and was likely granted around 1872.

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

Position in π

The digit sequence 131679 first appears in π at position 738,209 of the decimal expansion (the 738,209ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Related reading

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