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133,823

133,823 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.).

133,823 (one hundred thirty-three thousand eight hundred twenty-three) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 163 × 821. Written other ways, in hexadecimal, 0x20ABF.

Arithmetic Number Cube-Free Deficient Number Evil Number Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
20
Digit product
432
Digital root
2
Palindrome
No
Bit width
18 bits
Reversed
328,331
Square (n²)
17,908,595,329
Cube (n³)
2,396,581,952,712,767
Divisor count
4
σ(n) — sum of divisors
134,808
φ(n) — Euler's totient
132,840
Sum of prime factors
984

Primality

Prime factorization: 163 × 821

Nearest primes: 133,813 (−10) · 133,831 (+8)

Divisors & multiples

All divisors (4)
1 · 163 · 821 · 133823
Aliquot sum (sum of proper divisors): 985
Factor pairs (a × b = 133,823)
1 × 133823
163 × 821
First multiples
133,823 · 267,646 (double) · 401,469 · 535,292 · 669,115 · 802,938 · 936,761 · 1,070,584 · 1,204,407 · 1,338,230

Sums & aliquot sequence

As consecutive integers: 66,911 + 66,912 740 + 741 + … + 902 248 + 249 + … + 573
Aliquot sequence: 133,823 985 203 37 1 0 — terminates at zero

Continued fraction of √n

√133,823 = [365; (1, 4, 1, 1, 103, 1, 37, 1, 1, 14, 2, 2, 1, 4, 1, 3, 1, 2, 1, 1, 3, 2, 3, 1, …)]

Representations

In words
one hundred thirty-three thousand eight hundred twenty-three
Ordinal
133823rd
Binary
100000101010111111
Octal
405277
Hexadecimal
0x20ABF
Base64
Agq/
One's complement
4,294,833,472 (32-bit)
Scientific notation
1.33823 × 10⁵
As a duration
133,823 s = 1 day, 13 hours, 10 minutes, 23 seconds
In other bases
ternary (3) 20210120102
quaternary (4) 200222333
quinary (5) 13240243
senary (6) 2511315
septenary (7) 1065104
nonary (9) 223512
undecimal (11) 915a8
duodecimal (12) 6553b
tridecimal (13) 48bb1
tetradecimal (14) 36aab
pentadecimal (15) 299b8

As an angle

133,823° = 371 × 360° + 263°
263° ≈ 4.59 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋 𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵ρλγωκγʹ
Mayan (base 20)
𝋰·𝋮·𝋫·𝋣
Chinese
一十三萬三千八百二十三
Chinese (financial)
壹拾參萬參仟捌佰貳拾參
In other modern scripts
Eastern Arabic ١٣٣٨٢٣ Devanagari १३३८२३ Bengali ১৩৩৮২৩ Tamil ௧௩௩௮௨௩ Thai ๑๓๓๘๒๓ Tibetan ༡༣༣༨༢༣ Khmer ១៣៣៨២៣ Lao ໑໓໓໘໒໓ Burmese ၁၃၃၈၂၃

Also seen as

Unicode codepoint
𠪿
CJK Unified Ideograph-20Abf
U+20ABF
Other letter (Lo)

UTF-8 encoding: F0 A0 AA BF (4 bytes).

Hex color
#020ABF
RGB(2, 10, 191)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.10.191.

Address
0.2.10.191
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.10.191

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 133,823 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 133823 first appears in π at position 931,121 of the decimal expansion (the 931,121ordinal-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.