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13,427

13,427 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.).

13,427 (thirteen thousand four hundred twenty-seven) is an odd 5-digit number. It is a composite number with 4 divisors, and factors as 29 × 463. Written other ways, in hexadecimal, 0x3473.

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

Interestingness

Properties

Parity
Odd
Digit count
5
Digit sum
17
Digit product
168
Digital root
8
Palindrome
No
Bit width
14 bits
Reversed
72,431
Recamán's sequence
a(47,421) = 13,427
Square (n²)
180,284,329
Cube (n³)
2,420,677,685,483
Divisor count
4
σ(n) — sum of divisors
13,920
φ(n) — Euler's totient
12,936
Sum of prime factors
492

Primality

Prime factorization: 29 × 463

Nearest primes: 13,421 (−6) · 13,441 (+14)

Divisors & multiples

All divisors (4)
1 · 29 · 463 · 13427
Aliquot sum (sum of proper divisors): 493
Factor pairs (a × b = 13,427)
1 × 13427
29 × 463
First multiples
13,427 · 26,854 (double) · 40,281 · 53,708 · 67,135 · 80,562 · 93,989 · 107,416 · 120,843 · 134,270

Sums & aliquot sequence

As consecutive integers: 6,713 + 6,714 449 + 450 + … + 477 203 + 204 + … + 260
Aliquot sequence: 13,427 493 47 1 0 — terminates at zero

Continued fraction of √n

√13,427 = [115; (1, 6, 1, 230)]

Period length 4 — the block in parentheses repeats forever.

Representations

In words
thirteen thousand four hundred twenty-seven
Ordinal
13427th
Binary
11010001110011
Octal
32163
Hexadecimal
0x3473
Base64
NHM=
One's complement
52,108 (16-bit)
Scientific notation
1.3427 × 10⁴
As a duration
13,427 s = 3 hours, 43 minutes, 47 seconds
In other bases
ternary (3) 200102022
quaternary (4) 3101303
quinary (5) 412202
senary (6) 142055
septenary (7) 54101
nonary (9) 20368
undecimal (11) a0a7
duodecimal (12) 792b
tridecimal (13) 615b
tetradecimal (14) 4c71
pentadecimal (15) 3ea2

As an angle

13,427° = 37 × 360° + 107°
107° ≈ 1.868 rad
Compass bearing: ESE (east-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ιγυκζʹ
Mayan (base 20)
𝋡·𝋭·𝋫·𝋧
Chinese
一萬三千四百二十七
Chinese (financial)
壹萬參仟肆佰貳拾柒
In other modern scripts
Eastern Arabic ١٣٤٢٧ Devanagari १३४२७ Bengali ১৩৪২৭ Tamil ௧௩௪௨௭ Thai ๑๓๔๒๗ Tibetan ༡༣༤༢༧ Khmer ១៣៤២៧ Lao ໑໓໔໒໗ Burmese ၁၃၄၂၇

Digit at this position in famous constants

π — Pi (π)
Digit 13,427 = 8
e — Euler's number (e)
Digit 13,427 = 9
φ — Golden ratio (φ)
Digit 13,427 = 9
√2 — Pythagoras's (√2)
Digit 13,427 = 0
ln 2 — Natural log of 2
Digit 13,427 = 2
γ — Euler-Mascheroni (γ)
Digit 13,427 = 1

Also seen as

Unicode codepoint
CJK Unified Ideograph-3473
U+3473
Other letter (Lo)

UTF-8 encoding: E3 91 B3 (3 bytes).

Hex color
#003473
RGB(0, 52, 115)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.52.115.

Address
0.0.52.115
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.52.115

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Musical pitch

Heard as a frequency, 13,427 Hz is closest to:

  • Concert pitch (A4 = 440 Hz): G♯9 (13289.8 Hz, +18¢)
  • Scientific pitch (C4 = 256 Hz): A9 (13777.2 Hz, -45¢ — about midway to G♯9)
  • Baroque pitch (A4 = 415 Hz): A9 (13280 Hz, +19¢)
Position in π

The digit sequence 13427 first appears in π at position 627 of the decimal expansion (the 627ordinal-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

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