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137,829

137,829 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.).

137,829 (one hundred thirty-seven thousand eight hundred twenty-nine) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 3 × 45,943. Written other ways, in hexadecimal, 0x21A65.

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

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
30
Digit product
3,024
Digital root
3
Palindrome
No
Bit width
18 bits
Reversed
928,731
Recamán's sequence
a(493,169) = 137,829
Square (n²)
18,996,833,241
Cube (n³)
2,618,314,528,773,789
Divisor count
4
σ(n) — sum of divisors
183,776
φ(n) — Euler's totient
91,884
Sum of prime factors
45,946

Primality

Prime factorization: 3 × 45943

Nearest primes: 137,827 (−2) · 137,831 (+2)

Divisors & multiples

All divisors (4)
1 · 3 · 45943 · 137829
Aliquot sum (sum of proper divisors): 45,947
Factor pairs (a × b = 137,829)
1 × 137829
3 × 45943
First multiples
137,829 · 275,658 (double) · 413,487 · 551,316 · 689,145 · 826,974 · 964,803 · 1,102,632 · 1,240,461 · 1,378,290

Sums & aliquot sequence

As consecutive integers: 68,914 + 68,915 45,942 + 45,943 + 45,944 22,969 + 22,970 + 22,971 + 22,972 + 22,973 + 22,974
Aliquot sequence: 137,829 45,947 4,189 131 1 0 — terminates at zero

Continued fraction of √n

√137,829 = [371; (3, 1, 18, 3, 2, 6, 1, 3, 1, 1, 8, 2, 1, 1, 2, 1, 9, 1, 2, 1, 3, 1, 2, 2, …)]

Representations

In words
one hundred thirty-seven thousand eight hundred twenty-nine
Ordinal
137829th
Binary
100001101001100101
Octal
415145
Hexadecimal
0x21A65
Base64
Ahpl
One's complement
4,294,829,466 (32-bit)
Scientific notation
1.37829 × 10⁵
As a duration
137,829 s = 1 day, 14 hours, 17 minutes, 9 seconds
In other bases
ternary (3) 21000001210
quaternary (4) 201221211
quinary (5) 13402304
senary (6) 2542033
septenary (7) 1112556
nonary (9) 230053
undecimal (11) 9460a
duodecimal (12) 67919
tridecimal (13) 4a973
tetradecimal (14) 3832d
pentadecimal (15) 2ac89

As an angle

137,829° = 382 × 360° + 309°
309° ≈ 5.393 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρλζωκθʹ
Mayan (base 20)
𝋱·𝋤·𝋫·𝋩
Chinese
一十三萬七千八百二十九
Chinese (financial)
壹拾參萬柒仟捌佰貳拾玖
In other modern scripts
Eastern Arabic ١٣٧٨٢٩ Devanagari १३७८२९ Bengali ১৩৭৮২৯ Tamil ௧௩௭௮௨௯ Thai ๑๓๗๘๒๙ Tibetan ༡༣༧༨༢༩ Khmer ១៣៧៨២៩ Lao ໑໓໗໘໒໙ Burmese ၁၃၇၈၂၉

Also seen as

Unicode codepoint
𡩥
CJK Unified Ideograph-21A65
U+21A65
Other letter (Lo)

UTF-8 encoding: F0 A1 A9 A5 (4 bytes).

Hex color
#021A65
RGB(2, 26, 101)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.26.101.

Address
0.2.26.101
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.26.101

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 137,829 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 137829 first appears in π at position 81,826 of the decimal expansion (the 81,826ordinal-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°.