13,493
13,493 is a composite number, odd.
13,493 (thirteen thousand four hundred ninety-three) is an odd 5-digit number. It is a composite number with 4 divisors, and factors as 103 × 131. Written other ways, in hexadecimal, 0x34B5.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 20
- Digit product
- 324
- Digital root
- 2
- Palindrome
- No
- Bit width
- 14 bits
- Reversed
- 39,431
- Recamán's sequence
- a(47,289) = 13,493
- Square (n²)
- 182,061,049
- Cube (n³)
- 2,456,549,734,157
- Divisor count
- 4
- σ(n) — sum of divisors
- 13,728
- φ(n) — Euler's totient
- 13,260
- Sum of prime factors
- 234
Primality
Prime factorization: 103 × 131
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√13,493 = [116; (6, 3, 1, 1, 1, 3, 1, 4, 1, 7, 2, 7, 1, 4, 1, 3, 1, 1, 1, 3, 6, 232)]
Period length 22 — the block in parentheses repeats forever.
Representations
- In words
- thirteen thousand four hundred ninety-three
- Ordinal
- 13493rd
- Binary
- 11010010110101
- Octal
- 32265
- Hexadecimal
- 0x34B5
- Base64
- NLU=
- One's complement
- 52,042 (16-bit)
- Scientific notation
- 1.3493 × 10⁴
- As a duration
- 13,493 s = 3 hours, 44 minutes, 53 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵ιγυϟγʹ
- Mayan (base 20)
- 𝋡·𝋭·𝋮·𝋭
- Chinese
- 一萬三千四百九十三
- Chinese (financial)
- 壹萬參仟肆佰玖拾參
Digit at this position in famous constants
- π — Pi (π)
- Digit 13,493 = 6
- e — Euler's number (e)
- Digit 13,493 = 1
- φ — Golden ratio (φ)
- Digit 13,493 = 0
- √2 — Pythagoras's (√2)
- Digit 13,493 = 4
- ln 2 — Natural log of 2
- Digit 13,493 = 8
- γ — Euler-Mascheroni (γ)
- Digit 13,493 = 5
Also seen as
UTF-8 encoding: E3 92 B5 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.52.181.
- Address
- 0.0.52.181
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.52.181
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 13,493 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G♯9 (13289.8 Hz, +26¢)
- Scientific pitch (C4 = 256 Hz): A9 (13777.2 Hz, -36¢)
- Baroque pitch (A4 = 415 Hz): A9 (13280 Hz, +28¢)
The digit sequence 13493 first appears in π at position 76,472 of the decimal expansion (the 76,472ordinal-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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.