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137,081

137,081 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.).

137,081 (one hundred thirty-seven thousand eighty-one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 7 × 19,583. Written other ways, in hexadecimal, 0x21779.

Arithmetic Number Cube-Free Deficient Number Evil Number Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
20
Digit product
0
Digital root
2
Palindrome
No
Bit width
18 bits
Reversed
180,731
Square (n²)
18,791,200,561
Cube (n³)
2,575,916,564,102,441
Divisor count
4
σ(n) — sum of divisors
156,672
φ(n) — Euler's totient
117,492
Sum of prime factors
19,590

Primality

Prime factorization: 7 × 19583

Nearest primes: 137,077 (−4) · 137,087 (+6)

Divisors & multiples

All divisors (4)
1 · 7 · 19583 · 137081
Aliquot sum (sum of proper divisors): 19,591
Factor pairs (a × b = 137,081)
1 × 137081
7 × 19583
First multiples
137,081 · 274,162 (double) · 411,243 · 548,324 · 685,405 · 822,486 · 959,567 · 1,096,648 · 1,233,729 · 1,370,810

Sums & aliquot sequence

As consecutive integers: 68,540 + 68,541 19,580 + 19,581 + … + 19,586 9,785 + 9,786 + … + 9,798
Aliquot sequence: 137,081 19,591 3,593 1 0 — terminates at zero

Continued fraction of √n

√137,081 = [370; (4, 11, 7, 32, 18, 2, 12, 1, 2, 1, 3, 1, 7, 1, 1, 7, 1, 1, 1, 1, 5, 20, 1, 45, …)]

Representations

In words
one hundred thirty-seven thousand eighty-one
Ordinal
137081st
Binary
100001011101111001
Octal
413571
Hexadecimal
0x21779
Base64
Ahd5
One's complement
4,294,830,214 (32-bit)
Scientific notation
1.37081 × 10⁵
As a duration
137,081 s = 1 day, 14 hours, 4 minutes, 41 seconds
In other bases
ternary (3) 20222001002
quaternary (4) 201131321
quinary (5) 13341311
senary (6) 2534345
septenary (7) 1110440
nonary (9) 228032
undecimal (11) 93a9a
duodecimal (12) 673b5
tridecimal (13) 4a519
tetradecimal (14) 37d57
pentadecimal (15) 2a93b

As an angle

137,081° = 380 × 360° + 281°
281° ≈ 4.904 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Greek (Milesian)
͵ρλζπαʹ
Mayan (base 20)
𝋱·𝋢·𝋮·𝋡
Chinese
一十三萬七千零八十一
Chinese (financial)
壹拾參萬柒仟零捌拾壹
In other modern scripts
Eastern Arabic ١٣٧٠٨١ Devanagari १३७०८१ Bengali ১৩৭০৮১ Tamil ௧௩௭௦௮௧ Thai ๑๓๗๐๘๑ Tibetan ༡༣༧༠༨༡ Khmer ១៣៧០៨១ Lao ໑໓໗໐໘໑ Burmese ၁၃၇၀၈၁

Also seen as

Unicode codepoint
𡝹
CJK Unified Ideograph-21779
U+21779
Other letter (Lo)

UTF-8 encoding: F0 A1 9D B9 (4 bytes).

Hex color
#021779
RGB(2, 23, 121)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.23.121.

Address
0.2.23.121
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.23.121

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 137,081 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 137081 first appears in π at position 143,791 of the decimal expansion (the 143,791ordinal-suffix:st 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.