12,007
12,007 is a prime, odd.
12,007 (twelve thousand seven) is an odd 5-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x2EE7.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 10
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 14 bits
- Reversed
- 70,021
- Recamán's sequence
- a(22,770) = 12,007
- Square (n²)
- 144,168,049
- Cube (n³)
- 1,731,025,764,343
- Divisor count
- 2
- σ(n) — sum of divisors
- 12,008
- φ(n) — Euler's totient
- 12,006
Primality
12,007 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√12,007 = [109; (1, 1, 2, 1, 3, 2, 1, 9, 1, 2, 1, 6, 1, 4, 2, 1, 7, 2, 3, 109, 3, 2, 7, 1, …)]
Period length 40 — the block in parentheses repeats forever.
Representations
- In words
- twelve thousand seven
- Ordinal
- 12007th
- Binary
- 10111011100111
- Octal
- 27347
- Hexadecimal
- 0x2EE7
- Base64
- Luc=
- One's complement
- 53,528 (16-bit)
- Scientific notation
- 1.2007 × 10⁴
- As a duration
- 12,007 s = 3 hours, 20 minutes, 7 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹 𒌋𒌋 𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ιβζʹ
- Mayan (base 20)
- 𝋡·𝋪·𝋠·𝋧
- Chinese
- 一萬二千零七
- Chinese (financial)
- 壹萬貳仟零柒
Digit at this position in famous constants
- π — Pi (π)
- Digit 12,007 = 9
- e — Euler's number (e)
- Digit 12,007 = 1
- φ — Golden ratio (φ)
- Digit 12,007 = 1
- √2 — Pythagoras's (√2)
- Digit 12,007 = 7
- ln 2 — Natural log of 2
- Digit 12,007 = 2
- γ — Euler-Mascheroni (γ)
- Digit 12,007 = 6
Also seen as
UTF-8 encoding: E2 BB A7 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.46.231.
- Address
- 0.0.46.231
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.46.231
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 12,007 Hz is closest to:
- Concert pitch (A4 = 440 Hz): F♯9 (11839.8 Hz, +24¢)
- Scientific pitch (C4 = 256 Hz): G9 (12274.1 Hz, -38¢)
- Baroque pitch (A4 = 415 Hz): G9 (11831.1 Hz, +26¢)
The digit sequence 12007 first appears in π at position 43,172 of the decimal expansion (the 43,172ordinal-suffix:nd 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.