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131,459

131,459 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.).

131,459 (one hundred thirty-one thousand four hundred fifty-nine) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 47 × 2,797. Written other ways, in hexadecimal, 0x20183.

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

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
23
Digit product
540
Digital root
5
Palindrome
No
Bit width
18 bits
Reversed
954,131
Recamán's sequence
a(229,454) = 131,459
Square (n²)
17,281,468,681
Cube (n³)
2,271,804,591,335,579
Divisor count
4
σ(n) — sum of divisors
134,304
φ(n) — Euler's totient
128,616
Sum of prime factors
2,844

Primality

Prime factorization: 47 × 2797

Nearest primes: 131,449 (−10) · 131,477 (+18)

Divisors & multiples

All divisors (4)
1 · 47 · 2797 · 131459
Aliquot sum (sum of proper divisors): 2,845
Factor pairs (a × b = 131,459)
1 × 131459
47 × 2797
First multiples
131,459 · 262,918 (double) · 394,377 · 525,836 · 657,295 · 788,754 · 920,213 · 1,051,672 · 1,183,131 · 1,314,590

Sums & aliquot sequence

As consecutive integers: 65,729 + 65,730 2,774 + 2,775 + … + 2,820 1,352 + 1,353 + … + 1,445
Aliquot sequence: 131,459 2,845 575 169 14 10 8 7 1 0 — terminates at zero

Continued fraction of √n

√131,459 = [362; (1, 1, 2, 1, 14, 1, 2, 1, 1, 724)]

Period length 10 — the block in parentheses repeats forever.

Representations

In words
one hundred thirty-one thousand four hundred fifty-nine
Ordinal
131459th
Binary
100000000110000011
Octal
400603
Hexadecimal
0x20183
Base64
AgGD
One's complement
4,294,835,836 (32-bit)
Scientific notation
1.31459 × 10⁵
As a duration
131,459 s = 1 day, 12 hours, 30 minutes, 59 seconds
In other bases
ternary (3) 20200022212
quaternary (4) 200012003
quinary (5) 13201314
senary (6) 2452335
septenary (7) 1055156
nonary (9) 220285
undecimal (11) 8a849
duodecimal (12) 640ab
tridecimal (13) 47ab3
tetradecimal (14) 35c9d
pentadecimal (15) 28e3e

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρλαυνθʹ
Mayan (base 20)
𝋰·𝋨·𝋬·𝋳
Chinese
一十三萬一千四百五十九
Chinese (financial)
壹拾參萬壹仟肆佰伍拾玖
In other modern scripts
Eastern Arabic ١٣١٤٥٩ Devanagari १३१४५९ Bengali ১৩১৪৫৯ Tamil ௧௩௧௪௫௯ Thai ๑๓๑๔๕๙ Tibetan ༡༣༡༤༥༩ Khmer ១៣១៤៥៩ Lao ໑໓໑໔໕໙ Burmese ၁၃၁၄၅၉

Also seen as

Unicode codepoint
𠆃
CJK Unified Ideograph-20183
U+20183
Other letter (Lo)

UTF-8 encoding: F0 A0 86 83 (4 bytes).

Hex color
#020183
RGB(2, 1, 131)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.1.131.

Address
0.2.1.131
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.1.131

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 131,459 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 131459 first appears in π at position 256,249 of the decimal expansion (the 256,249ordinal-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

  • Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.