number.wiki
Live analysis

131,143

131,143 is a prime, 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 Odious Number Pernicious Number Prime Sexy Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
13
Digit product
36
Digital root
4
Palindrome
No
Bit width
18 bits
Reversed
341,131
Square (n²)
17,198,486,449
Cube (n³)
2,255,461,108,381,207
Divisor count
2
σ(n) — sum of divisors
131,144
φ(n) — Euler's totient
131,142

Primality

131,143 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 131143
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 131,143)
1 × 131143
First multiples
131,143 · 262,286 (double) · 393,429 · 524,572 · 655,715 · 786,858 · 918,001 · 1,049,144 · 1,180,287 · 1,311,430

Sums & aliquot sequence

As consecutive integers: 65,571 + 65,572

Continued fraction of √n

√131,143 = [362; (7, 3, 5, 1, 1, 3, 16, 1, 1, 3, 1, 1, 2, 1, 2, 1, 11, 1, 1, 5, 10, 1, 1, 1, …)]

Representations

In words
one hundred thirty-one thousand one hundred forty-three
Ordinal
131143rd
Binary
100000000001000111
Octal
400107
Hexadecimal
0x20047
Base64
AgBH
One's complement
4,294,836,152 (32-bit)
Scientific notation
1.31143 × 10⁵
As a duration
131,143 s = 1 day, 12 hours, 25 minutes, 43 seconds
In other bases
ternary (3) 20122220011
quaternary (4) 200001013
quinary (5) 13144033
senary (6) 2451051
septenary (7) 1054225
nonary (9) 218804
undecimal (11) 8a591
duodecimal (12) 63a87
tridecimal (13) 478cc
tetradecimal (14) 35b15
pentadecimal (15) 28ccd

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵ρλαρμγʹ
Mayan (base 20)
𝋰·𝋧·𝋱·𝋣
Chinese
一十三萬一千一百四十三
Chinese (financial)
壹拾參萬壹仟壹佰肆拾參
In other modern scripts
Eastern Arabic ١٣١١٤٣ Devanagari १३११४३ Bengali ১৩১১৪৩ Tamil ௧௩௧௧௪௩ Thai ๑๓๑๑๔๓ Tibetan ༡༣༡༡༤༣ Khmer ១៣១១៤៣ Lao ໑໓໑໑໔໓ Burmese ၁၃၁၁၄၃

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: sexy with 131149.

Unicode codepoint
𠁇
CJK Unified Ideograph-20047
U+20047
Other letter (Lo)

UTF-8 encoding: F0 A0 81 87 (4 bytes).

Hex color
#020047
RGB(2, 0, 71)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.0.71.

Address
0.2.0.71
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.0.71

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 131,143 and was likely granted around 1872.

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