13,041
13,041 is a composite number, odd.
13,041 (thirteen thousand forty-one) is an odd 5-digit number. It is a composite number with 20 divisors, and factors as 3⁴ × 7 × 23. It is the 161st triangular number. Written other ways, in hexadecimal, 0x32F1.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 9
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 14 bits
- Reversed
- 14,031
- Recamán's sequence
- a(48,193) = 13,041
- Square (n²)
- 170,067,681
- Cube (n³)
- 2,217,852,627,921
- Divisor count
- 20
- σ(n) — sum of divisors
- 23,232
- φ(n) — Euler's totient
- 7,128
- Sum of prime factors
- 42
Primality
Prime factorization: 3 4 × 7 × 23
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√13,041 = [114; (5, 14, 13, 2, 1, 2, 1, 8, 2, 2, 4, 1, 2, 25, 45, 1, 1, 1, 3, 2, 2, 2, 2, 2, …)]
Period length 44 — the block in parentheses repeats forever.
Representations
- In words
- thirteen thousand forty-one
- Ordinal
- 13041st
- Binary
- 11001011110001
- Octal
- 31361
- Hexadecimal
- 0x32F1
- Base64
- MvE=
- One's complement
- 52,494 (16-bit)
- Scientific notation
- 1.3041 × 10⁴
- As a duration
- 13,041 s = 3 hours, 37 minutes, 21 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓏺
- Greek (Milesian)
- ͵ιγμαʹ
- Mayan (base 20)
- 𝋡·𝋬·𝋬·𝋡
- Chinese
- 一萬三千零四十一
- Chinese (financial)
- 壹萬參仟零肆拾壹
Digit at this position in famous constants
- π — Pi (π)
- Digit 13,041 = 2
- e — Euler's number (e)
- Digit 13,041 = 1
- φ — Golden ratio (φ)
- Digit 13,041 = 8
- √2 — Pythagoras's (√2)
- Digit 13,041 = 0
- ln 2 — Natural log of 2
- Digit 13,041 = 6
- γ — Euler-Mascheroni (γ)
- Digit 13,041 = 4
Also seen as
UTF-8 encoding: E3 8B B1 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.50.241.
- Address
- 0.0.50.241
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.50.241
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 13,041 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G♯9 (13289.8 Hz, -33¢)
- Scientific pitch (C4 = 256 Hz): G♯9 (13004 Hz, +5¢)
- Baroque pitch (A4 = 415 Hz): A9 (13280 Hz, -31¢)
The digit sequence 13041 first appears in π at position 35,428 of the decimal expansion (the 35,428ordinal-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
- Triangular numbers — 1, 3, 6, 10, 15 … the counting numbers stacked into triangles, and Gauss's famous shortcut for summing them.
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.