3,955
3,955 is a composite number, odd.
3,955 (three thousand nine hundred fifty-five) is an odd 4-digit number. It is a composite number with 8 divisors, and factors as 5 × 7 × 113. Written other ways, in Roman numerals it is MMMCMLV and in binary, 111101110011.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 22
- Digit product
- 675
- Digital root
- 4
- Palindrome
- No
- Bit width
- 12 bits
- Reversed
- 5,593
- Recamán's sequence
- a(14,481) = 3,955
- Square (n²)
- 15,642,025
- Cube (n³)
- 61,864,208,875
- Divisor count
- 8
- σ(n) — sum of divisors
- 5,472
- φ(n) — Euler's totient
- 2,688
- Sum of prime factors
- 125
Primality
Prime factorization: 5 × 7 × 113
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√3,955 = [62; (1, 7, 1, 124)]
Period length 4 — the block in parentheses repeats forever.
Representations
- In words
- three thousand nine hundred fifty-five
- Ordinal
- 3955th
- Roman numeral
- MMMCMLV
- Binary
- 111101110011
- Octal
- 7563
- Hexadecimal
- 0xF73
- Base64
- D3M=
- One's complement
- 61,580 (16-bit)
- Scientific notation
- 3.955 × 10³
- As a duration
- 3,955 s = 1 hour, 5 minutes, 55 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹 𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵γϡνεʹ
- Mayan (base 20)
- 𝋩·𝋱·𝋯
- Chinese
- 三千九百五十五
- Chinese (financial)
- 參仟玖佰伍拾伍
Digit at this position in famous constants
- π — Pi (π)
- Digit 3,955 = 7
- e — Euler's number (e)
- Digit 3,955 = 8
- φ — Golden ratio (φ)
- Digit 3,955 = 9
- √2 — Pythagoras's (√2)
- Digit 3,955 = 9
- ln 2 — Natural log of 2
- Digit 3,955 = 4
- γ — Euler-Mascheroni (γ)
- Digit 3,955 = 8
Also seen as
UTF-8 encoding: E0 BD B3 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.15.115.
- Address
- 0.0.15.115
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.15.115
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 3,955 Hz is closest to:
- Concert pitch (A4 = 440 Hz): B7 (3951.1 Hz, +2¢)
- Scientific pitch (C4 = 256 Hz): B7 (3866.1 Hz, +39¢)
- Baroque pitch (A4 = 415 Hz): C8 (3948.2 Hz, +3¢)
The digit sequence 3955 first appears in π at position 6,678 of the decimal expansion (the 6,678ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.