4,149
4,149 is a composite number, odd.
4,149 (four thousand one hundred forty-nine) is an odd 4-digit number. It is a composite number with 6 divisors, and factors as 3² × 461. Written other ways, in hexadecimal, 0x1035.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 18
- Digit product
- 144
- Digital root
- 9
- Palindrome
- No
- Bit width
- 13 bits
- Reversed
- 9,414
- Recamán's sequence
- a(28,778) = 4,149
- Square (n²)
- 17,214,201
- Cube (n³)
- 71,421,719,949
- Divisor count
- 6
- σ(n) — sum of divisors
- 6,006
- φ(n) — Euler's totient
- 2,760
- Sum of prime factors
- 467
Primality
Prime factorization: 3 2 × 461
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√4,149 = [64; (2, 2, 2, 1, 2, 1, 6, 1, 5, 1, 1, 3, 25, 2, 13, 1, 4, 1, 2, 31, 1, 5, 1, 4, …)]
Period length 60 — the block in parentheses repeats forever.
Representations
- In words
- four thousand one hundred forty-nine
- Ordinal
- 4149th
- Binary
- 1000000110101
- Octal
- 10065
- Hexadecimal
- 0x1035
- Base64
- EDU=
- One's complement
- 61,386 (16-bit)
- Scientific notation
- 4.149 × 10³
- As a duration
- 4,149 s = 1 hour, 9 minutes, 9 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵δρμθʹ
- Mayan (base 20)
- 𝋪·𝋧·𝋩
- Chinese
- 四千一百四十九
- Chinese (financial)
- 肆仟壹佰肆拾玖
Digit at this position in famous constants
- π — Pi (π)
- Digit 4,149 = 5
- e — Euler's number (e)
- Digit 4,149 = 6
- φ — Golden ratio (φ)
- Digit 4,149 = 3
- √2 — Pythagoras's (√2)
- Digit 4,149 = 4
- ln 2 — Natural log of 2
- Digit 4,149 = 4
- γ — Euler-Mascheroni (γ)
- Digit 4,149 = 0
Also seen as
UTF-8 encoding: E1 80 B5 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.16.53.
- Address
- 0.0.16.53
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.16.53
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 4,149 Hz is closest to:
- Concert pitch (A4 = 440 Hz): C8 (4186 Hz, -15¢)
- Scientific pitch (C4 = 256 Hz): C8 (4096 Hz, +22¢)
- Baroque pitch (A4 = 415 Hz): C♯8 (4182.9 Hz, -14¢)
The digit sequence 4149 first appears in π at position 19,914 of the decimal expansion (the 19,914ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.