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Number

13,967

13,967 is a prime, odd.

13,967 (thirteen thousand nine hundred sixty-seven) is an odd 5-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x368F.

Arithmetic Number Chen Prime Cousin Prime Cube-Free Deficient Number Happy Number Left-Truncatable Prime Odious Number Prime Recamán's Sequence Safe Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
5
Digit sum
26
Digit product
1,134
Digital root
8
Palindrome
No
Bit width
14 bits
Reversed
76,931
Recamán's sequence
a(20,782) = 13,967
Square (n²)
195,077,089
Cube (n³)
2,724,641,702,063
Divisor count
2
σ(n) — sum of divisors
13,968
φ(n) — Euler's totient
13,966

Primality

13,967 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 13967
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 13,967)
1 × 13967
First multiples
13,967 · 27,934 (double) · 41,901 · 55,868 · 69,835 · 83,802 · 97,769 · 111,736 · 125,703 · 139,670

Sums & aliquot sequence

As consecutive integers: 6,983 + 6,984

Continued fraction of √n

√13,967 = [118; (5, 2, 33, 3, 4, 1, 4, 4, 1, 1, 1, 1, 1, 1, 9, 1, 1, 1, 16, 4, 2, 1, 1, 117, …)]

Period length 48 — the block in parentheses repeats forever.

Representations

In words
thirteen thousand nine hundred sixty-seven
Ordinal
13967th
Binary
11011010001111
Octal
33217
Hexadecimal
0x368F
Base64
No8=
One's complement
51,568 (16-bit)
Scientific notation
1.3967 × 10⁴
As a duration
13,967 s = 3 hours, 52 minutes, 47 seconds
In other bases
ternary (3) 201011022
quaternary (4) 3122033
quinary (5) 421332
senary (6) 144355
septenary (7) 55502
nonary (9) 21138
undecimal (11) a548
duodecimal (12) 80bb
tridecimal (13) 6485
tetradecimal (14) 5139
pentadecimal (15) 4212

As an angle

13,967° = 38 × 360° + 287°
287° ≈ 5.009 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ιγϡξζʹ
Mayan (base 20)
𝋡·𝋮·𝋲·𝋧
Chinese
一萬三千九百六十七
Chinese (financial)
壹萬參仟玖佰陸拾柒
In other modern scripts
Eastern Arabic ١٣٩٦٧ Devanagari १३९६७ Bengali ১৩৯৬৭ Tamil ௧௩௯௬௭ Thai ๑๓๙๖๗ Tibetan ༡༣༩༦༧ Khmer ១៣៩៦៧ Lao ໑໓໙໖໗ Burmese ၁၃၉၆၇

Digit at this position in famous constants

π — Pi (π)
Digit 13,967 = 5
e — Euler's number (e)
Digit 13,967 = 3
φ — Golden ratio (φ)
Digit 13,967 = 6
√2 — Pythagoras's (√2)
Digit 13,967 = 4
ln 2 — Natural log of 2
Digit 13,967 = 4
γ — Euler-Mascheroni (γ)
Digit 13,967 = 1

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 13,963 (gap of 4)
  • Next prime: 13,997 (gap of 30)

Pair status: cousin with 13963.

Unicode codepoint
CJK Unified Ideograph-368F
U+368F
Other letter (Lo)

UTF-8 encoding: E3 9A 8F (3 bytes).

Hex color
#00368F
RGB(0, 54, 143)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.54.143.

Address
0.0.54.143
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.54.143

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

Musical pitch

Heard as a frequency, 13,967 Hz is closest to:

  • Concert pitch (A4 = 440 Hz): A9 (14080 Hz, -14¢)
  • Scientific pitch (C4 = 256 Hz): A9 (13777.2 Hz, +24¢)
  • Baroque pitch (A4 = 415 Hz): A♯9 (14069.7 Hz, -13¢)
Position in π

The digit sequence 13967 first appears in π at position 249,354 of the decimal expansion (the 249,354ordinal-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

  • Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
  • Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.