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132,821

132,821 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.).

132,821 (one hundred thirty-two thousand eight hundred twenty-one) is an odd 6-digit number. It is a composite number with 8 divisors, and factors as 13 × 17 × 601. Written other ways, in hexadecimal, 0x206D5.

Arithmetic Number Cube-Free Deficient Number Evil Number Harshad / Niven Self Number Sphenic Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
17
Digit product
96
Digital root
8
Palindrome
No
Bit width
18 bits
Reversed
128,231
Square (n²)
17,641,418,041
Cube (n³)
2,343,150,785,623,661
Divisor count
8
σ(n) — sum of divisors
151,704
φ(n) — Euler's totient
115,200
Sum of prime factors
631

Primality

Prime factorization: 13 × 17 × 601

Nearest primes: 132,817 (−4) · 132,833 (+12)

Divisors & multiples

All divisors (8)
1 · 13 · 17 · 221 · 601 · 7813 · 10217 · 132821
Aliquot sum (sum of proper divisors): 18,883
Factor pairs (a × b = 132,821)
1 × 132821
13 × 10217
17 × 7813
221 × 601
First multiples
132,821 · 265,642 (double) · 398,463 · 531,284 · 664,105 · 796,926 · 929,747 · 1,062,568 · 1,195,389 · 1,328,210

Sums & aliquot sequence

As a sum of two squares: 50² + 361² = 185² + 314² = 190² + 311² = 214² + 295²
As consecutive integers: 66,410 + 66,411 10,211 + 10,212 + … + 10,223 7,805 + 7,806 + … + 7,821 5,096 + 5,097 + … + 5,121
Aliquot sequence: 132,821 18,883 845 253 35 13 1 0 — terminates at zero

Continued fraction of √n

√132,821 = [364; (2, 4, 6, 1, 181, 2, 1, 3, 3, 1, 2, 181, 1, 6, 4, 2, 728)]

Period length 17 — the block in parentheses repeats forever.

Representations

In words
one hundred thirty-two thousand eight hundred twenty-one
Ordinal
132821st
Binary
100000011011010101
Octal
403325
Hexadecimal
0x206D5
Base64
AgbV
One's complement
4,294,834,474 (32-bit)
Scientific notation
1.32821 × 10⁵
As a duration
132,821 s = 1 day, 12 hours, 53 minutes, 41 seconds
In other bases
ternary (3) 20202012022
quaternary (4) 200123111
quinary (5) 13222241
senary (6) 2502525
septenary (7) 1062143
nonary (9) 222168
undecimal (11) 90877
duodecimal (12) 64a45
tridecimal (13) 485c0
tetradecimal (14) 36593
pentadecimal (15) 2954b

As an angle

132,821° = 368 × 360° + 341°
341° ≈ 5.952 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺
Greek (Milesian)
͵ρλβωκαʹ
Mayan (base 20)
𝋰·𝋬·𝋡·𝋡
Chinese
一十三萬二千八百二十一
Chinese (financial)
壹拾參萬貳仟捌佰貳拾壹
In other modern scripts
Eastern Arabic ١٣٢٨٢١ Devanagari १३२८२१ Bengali ১৩২৮২১ Tamil ௧௩௨௮௨௧ Thai ๑๓๒๘๒๑ Tibetan ༡༣༢༨༢༡ Khmer ១៣២៨២១ Lao ໑໓໒໘໒໑ Burmese ၁၃၂၈၂၁

Also seen as

Unicode codepoint
𠛕
CJK Unified Ideograph-206D5
U+206D5
Other letter (Lo)

UTF-8 encoding: F0 A0 9B 95 (4 bytes).

Hex color
#0206D5
RGB(2, 6, 213)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.6.213.

Address
0.2.6.213
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.6.213

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 132,821 and was likely granted around 1872.

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

Related reading

  • Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.