14,221
14,221 is a prime, odd.
14,221 (fourteen thousand two hundred twenty-one) is an odd 5-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x378D.
Interestingness
Properties
Primality
14,221 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√14,221 = [119; (3, 1, 33, 3, 9, 4, 1, 3, 5, 1, 5, 1, 3, 1, 1, 1, 4, 1, 3, 1, 1, 17, 1, 3, …)]
Representations
- In words
- fourteen thousand two hundred twenty-one
- Ordinal
- 14221st
- Binary
- 11011110001101
- Octal
- 33615
- Hexadecimal
- 0x378D
- Base64
- N40=
- One's complement
- 51,314 (16-bit)
- Scientific notation
- 1.4221 × 10⁴
- As a duration
- 14,221 s = 3 hours, 57 minutes, 1 second
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓆼𓆼𓍢𓍢𓎆𓎆𓏺
- Greek (Milesian)
- ͵ιδσκαʹ
- Mayan (base 20)
- 𝋡·𝋯·𝋫·𝋡
- Chinese
- 一萬四千二百二十一
- Chinese (financial)
- 壹萬肆仟貳佰貳拾壹
Digit at this position in famous constants
- π — Pi (π)
- Digit 14,221 = 7
- e — Euler's number (e)
- Digit 14,221 = 8
- φ — Golden ratio (φ)
- Digit 14,221 = 2
- √2 — Pythagoras's (√2)
- Digit 14,221 = 2
- ln 2 — Natural log of 2
- Digit 14,221 = 5
- γ — Euler-Mascheroni (γ)
- Digit 14,221 = 3
Also seen as
UTF-8 encoding: E3 9E 8D (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.55.141.
- Address
- 0.0.55.141
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.55.141
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 14,221 Hz is closest to:
- Concert pitch (A4 = 440 Hz): A9 (14080 Hz, +17¢)
- Scientific pitch (C4 = 256 Hz): A♯9 (14596.5 Hz, -45¢ — about midway to A9)
- Baroque pitch (A4 = 415 Hz): A♯9 (14069.7 Hz, +19¢)
The digit sequence 14221 first appears in π at position 8,329 of the decimal expansion (the 8,329ordinal-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.
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.