13,401
13,401 is a composite number, odd.
13,401 (thirteen thousand four hundred one) is an odd 5-digit number. It is a composite number with 6 divisors, and factors as 3² × 1,489. Written other ways, in hexadecimal, 0x3459.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 9
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 14 bits
- Reversed
- 10,431
- Recamán's sequence
- a(47,473) = 13,401
- Square (n²)
- 179,586,801
- Cube (n³)
- 2,406,642,720,201
- Divisor count
- 6
- σ(n) — sum of divisors
- 19,370
- φ(n) — Euler's totient
- 8,928
- Sum of prime factors
- 1,495
Primality
Prime factorization: 3 2 × 1489
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√13,401 = [115; (1, 3, 4, 1, 2, 11, 1, 4, 1, 6, 1, 1, 1, 3, 6, 1, 24, 1, 6, 3, 1, 1, 1, 6, …)]
Period length 34 — the block in parentheses repeats forever.
Representations
- In words
- thirteen thousand four hundred one
- Ordinal
- 13401st
- Binary
- 11010001011001
- Octal
- 32131
- Hexadecimal
- 0x3459
- Base64
- NFk=
- One's complement
- 52,134 (16-bit)
- Scientific notation
- 1.3401 × 10⁴
- As a duration
- 13,401 s = 3 hours, 43 minutes, 21 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓏺
- Greek (Milesian)
- ͵ιγυαʹ
- Mayan (base 20)
- 𝋡·𝋭·𝋪·𝋡
- Chinese
- 一萬三千四百零一
- Chinese (financial)
- 壹萬參仟肆佰零壹
Digit at this position in famous constants
- π — Pi (π)
- Digit 13,401 = 0
- e — Euler's number (e)
- Digit 13,401 = 2
- φ — Golden ratio (φ)
- Digit 13,401 = 9
- √2 — Pythagoras's (√2)
- Digit 13,401 = 9
- ln 2 — Natural log of 2
- Digit 13,401 = 7
- γ — Euler-Mascheroni (γ)
- Digit 13,401 = 5
Also seen as
UTF-8 encoding: E3 91 99 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.52.89.
- Address
- 0.0.52.89
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.52.89
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 13,401 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G♯9 (13289.8 Hz, +14¢)
- Scientific pitch (C4 = 256 Hz): A9 (13777.2 Hz, -48¢ — about midway to G♯9)
- Baroque pitch (A4 = 415 Hz): A9 (13280 Hz, +16¢)
The digit sequence 13401 first appears in π at position 76,771 of the decimal expansion (the 76,771ordinal-suffix:st 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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.