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139,732

139,732 is a composite number, even.

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.).

139,732 (one hundred thirty-nine thousand seven hundred thirty-two) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 181 × 193. Written other ways, in hexadecimal, 0x221D4.

Cube-Free Deficient Number Odious Number Pernicious Number Recamán's Sequence

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
25
Digit product
1,134
Digital root
7
Palindrome
No
Bit width
18 bits
Reversed
237,931
Recamán's sequence
a(489,363) = 139,732
Square (n²)
19,525,031,824
Cube (n³)
2,728,271,746,831,168
Divisor count
12
σ(n) — sum of divisors
247,156
φ(n) — Euler's totient
69,120
Sum of prime factors
378

Primality

Prime factorization: 2 2 × 181 × 193

Nearest primes: 139,729 (−3) · 139,739 (+7)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 181 · 193 · 362 · 386 · 724 · 772 · 34933 · 69866 (half) · 139732
Aliquot sum (sum of proper divisors): 107,424
Factor pairs (a × b = 139,732)
1 × 139732
2 × 69866
4 × 34933
181 × 772
193 × 724
362 × 386
First multiples
139,732 · 279,464 (double) · 419,196 · 558,928 · 698,660 · 838,392 · 978,124 · 1,117,856 · 1,257,588 · 1,397,320

Sums & aliquot sequence

As a sum of two squares: 76² + 366² = 114² + 356²
As consecutive integers: 17,463 + 17,464 + … + 17,470 682 + 683 + … + 862 628 + 629 + … + 820
Aliquot sequence: 139,732 107,424 198,882 261,918 305,610 444,342 454,218 454,230 932,922 1,088,448 1,791,912 2,722,488 4,083,792 6,555,408 10,797,648 17,096,400 43,792,560 — unresolved within range

Continued fraction of √n

√139,732 = [373; (1, 4, 5, 5, 1, 1, 1, 1, 12, 15, 2, 61, 1, 4, 2, 8, 1, 3, 2, 4, 1, 2, 1, 45, …)]

Representations

In words
one hundred thirty-nine thousand seven hundred thirty-two
Ordinal
139732nd
Binary
100010000111010100
Octal
420724
Hexadecimal
0x221D4
Base64
AiHU
One's complement
4,294,827,563 (32-bit)
Scientific notation
1.39732 × 10⁵
As a duration
139,732 s = 1 day, 14 hours, 48 minutes, 52 seconds
In other bases
ternary (3) 21002200021
quaternary (4) 202013110
quinary (5) 13432412
senary (6) 2554524
septenary (7) 1121245
nonary (9) 232607
undecimal (11) 95a8a
duodecimal (12) 68a44
tridecimal (13) 4b7a8
tetradecimal (14) 38ccc
pentadecimal (15) 2b607

As an angle

139,732° = 388 × 360° + 52°
52° ≈ 0.908 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺
Greek (Milesian)
͵ρλθψλβʹ
Mayan (base 20)
𝋱·𝋩·𝋦·𝋬
Chinese
一十三萬九千七百三十二
Chinese (financial)
壹拾參萬玖仟柒佰參拾貳
In other modern scripts
Eastern Arabic ١٣٩٧٣٢ Devanagari १३९७३२ Bengali ১৩৯৭৩২ Tamil ௧௩௯௭௩௨ Thai ๑๓๙๗๓๒ Tibetan ༡༣༩༧༣༢ Khmer ១៣៩៧៣២ Lao ໑໓໙໗໓໒ Burmese ၁၃၉၇၃၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 139732, here are decompositions:

  • 3 + 139729 = 139732
  • 11 + 139721 = 139732
  • 23 + 139709 = 139732
  • 29 + 139703 = 139732
  • 71 + 139661 = 139732
  • 113 + 139619 = 139732
  • 239 + 139493 = 139732
  • 293 + 139439 = 139732

Showing the first eight; more decompositions exist.

Unicode codepoint
𢇔
CJK Unified Ideograph-221D4
U+221D4
Other letter (Lo)

UTF-8 encoding: F0 A2 87 94 (4 bytes).

Hex color
#0221D4
RGB(2, 33, 212)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.33.212.

Address
0.2.33.212
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.33.212

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 139,732 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 139732 first appears in π at position 50,837 of the decimal expansion (the 50,837ordinal-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