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133,729

133,729 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.).

133,729 (one hundred thirty-three thousand seven hundred twenty-nine) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 173 × 773. Written other ways, in hexadecimal, 0x20A61.

Arithmetic Number Cube-Free Deficient Number Evil Number Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
25
Digit product
1,134
Digital root
7
Palindrome
No
Bit width
18 bits
Reversed
927,331
Square (n²)
17,883,445,441
Cube (n³)
2,391,535,275,379,489
Divisor count
4
σ(n) — sum of divisors
134,676
φ(n) — Euler's totient
132,784
Sum of prime factors
946

Primality

Prime factorization: 173 × 773

Nearest primes: 133,723 (−6) · 133,733 (+4)

Divisors & multiples

All divisors (4)
1 · 173 · 773 · 133729
Aliquot sum (sum of proper divisors): 947
Factor pairs (a × b = 133,729)
1 × 133729
173 × 773
First multiples
133,729 · 267,458 (double) · 401,187 · 534,916 · 668,645 · 802,374 · 936,103 · 1,069,832 · 1,203,561 · 1,337,290

Sums & aliquot sequence

As a sum of two squares: 177² + 320² = 252² + 265²
As consecutive integers: 66,864 + 66,865 687 + 688 + … + 859 214 + 215 + … + 559
Aliquot sequence: 133,729 947 1 0 — terminates at zero

Continued fraction of √n

√133,729 = [365; (1, 2, 4, 2, 10, 1, 47, 1, 5, 2, 34, 2, 1, 2, 1, 2, 1, 1, 10, 2, 1, 20, 4, 1, …)]

Representations

In words
one hundred thirty-three thousand seven hundred twenty-nine
Ordinal
133729th
Binary
100000101001100001
Octal
405141
Hexadecimal
0x20A61
Base64
Agph
One's complement
4,294,833,566 (32-bit)
Scientific notation
1.33729 × 10⁵
As a duration
133,729 s = 1 day, 13 hours, 8 minutes, 49 seconds
In other bases
ternary (3) 20210102221
quaternary (4) 200221201
quinary (5) 13234404
senary (6) 2511041
septenary (7) 1064611
nonary (9) 223387
undecimal (11) 91522
duodecimal (12) 65481
tridecimal (13) 48b3b
tetradecimal (14) 36a41
pentadecimal (15) 29954

As an angle

133,729° = 371 × 360° + 169°
169° ≈ 2.95 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρλγψκθʹ
Mayan (base 20)
𝋰·𝋮·𝋦·𝋩
Chinese
一十三萬三千七百二十九
Chinese (financial)
壹拾參萬參仟柒佰貳拾玖
In other modern scripts
Eastern Arabic ١٣٣٧٢٩ Devanagari १३३७२९ Bengali ১৩৩৭২৯ Tamil ௧௩௩௭௨௯ Thai ๑๓๓๗๒๙ Tibetan ༡༣༣༧༢༩ Khmer ១៣៣៧២៩ Lao ໑໓໓໗໒໙ Burmese ၁၃၃၇၂၉

Also seen as

Unicode codepoint
𠩡
CJK Unified Ideograph-20A61
U+20A61
Other letter (Lo)

UTF-8 encoding: F0 A0 A9 A1 (4 bytes).

Hex color
#020A61
RGB(2, 10, 97)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.10.97.

Address
0.2.10.97
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.10.97

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 133,729 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 133729 first appears in π at position 571,541 of the decimal expansion (the 571,541ordinal-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