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13,418

13,418 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.).
Deficient Number Happy Number Odious Number Pernicious Number Recamán's Sequence Semiprime Squarefree

Properties

Parity
Even
Digit count
5
Digit sum
17
Digit product
96
Digital root
8
Palindrome
No
Bit width
14 bits
Reversed
81,431
Recamán's sequence
a(47,439) = 13,418
Square (n²)
180,042,724
Cube (n³)
2,415,813,270,632
Divisor count
4
σ(n) — sum of divisors
20,130
φ(n) — Euler's totient
6,708
Sum of prime factors
6,711

Primality

Prime factorization: 2 × 6709

Nearest primes: 13,417 (−1) · 13,421 (+3)

Divisors & multiples

All divisors (4)
1 · 2 · 6709 (half) · 13418
Aliquot sum (sum of proper divisors): 6,712
Factor pairs (a × b = 13,418)
1 × 13418
2 × 6709
First multiples
13,418 · 26,836 (double) · 40,254 · 53,672 · 67,090 · 80,508 · 93,926 · 107,344 · 120,762 · 134,180

Sums & aliquot sequence

As a sum of two squares: 53² + 103²
As consecutive integers: 3,353 + 3,354 + 3,355 + 3,356
Aliquot sequence: 13,418 6,712 5,888 6,376 5,594 2,800 4,888 5,192 5,608 4,922 2,854 1,430 1,594 800 1,153 1 0 — terminates at zero

Representations

In words
thirteen thousand four hundred eighteen
Ordinal
13418th
Binary
11010001101010
Octal
32152
Hexadecimal
0x346A
Base64
NGo=
One's complement
52,117 (16-bit)
In other bases
ternary (3) 200101222
quaternary (4) 3101222
quinary (5) 412133
senary (6) 142042
septenary (7) 54056
nonary (9) 20358
undecimal (11) a099
duodecimal (12) 7922
tridecimal (13) 6152
tetradecimal (14) 4c66
pentadecimal (15) 3e98

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ιγυιηʹ
Mayan (base 20)
𝋡·𝋭·𝋪·𝋲
Chinese
一萬三千四百一十八
Chinese (financial)
壹萬參仟肆佰壹拾捌
In other modern scripts
Eastern Arabic ١٣٤١٨ Devanagari १३४१८ Bengali ১৩৪১৮ Tamil ௧௩௪௧௮ Thai ๑๓๔๑๘ Tibetan ༡༣༤༡༨ Khmer ១៣៤១៨ Lao ໑໓໔໑໘ Burmese ၁၃၄၁၈

Digit at this position in famous constants

π — Pi (π)
Digit 13,418 = 7
e — Euler's number (e)
Digit 13,418 = 6
φ — Golden ratio (φ)
Digit 13,418 = 4
√2 — Pythagoras's (√2)
Digit 13,418 = 2
ln 2 — Natural log of 2
Digit 13,418 = 3
γ — Euler-Mascheroni (γ)
Digit 13,418 = 0

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 13418, here are decompositions:

  • 7 + 13411 = 13418
  • 19 + 13399 = 13418
  • 37 + 13381 = 13418
  • 79 + 13339 = 13418
  • 109 + 13309 = 13418
  • 127 + 13291 = 13418
  • 151 + 13267 = 13418
  • 199 + 13219 = 13418

Showing the first eight; more decompositions exist.

Unicode codepoint
CJK Unified Ideograph-346A
U+346A
Other letter (Lo)

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

Hex color
#00346A
RGB(0, 52, 106)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.52.106.

Address
0.0.52.106
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.52.106

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

Position in π

The digit sequence 13418 first appears in π at position 5,280 of the decimal expansion (the 5,280ordinal-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.