3,449
3,449 is a prime, odd.
3,449 (three thousand four hundred forty-nine) is an odd 4-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in Roman numerals it is MMMCDXLIX and in binary, 110101111001.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 20
- Digit product
- 432
- Digital root
- 2
- Palindrome
- No
- Bit width
- 12 bits
- Reversed
- 9,443
- Recamán's sequence
- a(14,993) = 3,449
- Square (n²)
- 11,895,601
- Cube (n³)
- 41,027,927,849
- Divisor count
- 2
- σ(n) — sum of divisors
- 3,450
- φ(n) — Euler's totient
- 3,448
Primality
3,449 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√3,449 = [58; (1, 2, 1, 2, 8, 1, 2, 23, 6, 1, 6, 2, 14, 4, 1, 1, 1, 2, 3, 2, 2, 3, 2, 1, …)]
Period length 41 — the block in parentheses repeats forever.
Representations
- In words
- three thousand four hundred forty-nine
- Ordinal
- 3449th
- Roman numeral
- MMMCDXLIX
- Binary
- 110101111001
- Octal
- 6571
- Hexadecimal
- 0xD79
- Base64
- DXk=
- One's complement
- 62,086 (16-bit)
- Scientific notation
- 3.449 × 10³
- As a duration
- 3,449 s = 57 minutes, 29 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵γυμθʹ
- Mayan (base 20)
- 𝋨·𝋬·𝋩
- Chinese
- 三千四百四十九
- Chinese (financial)
- 參仟肆佰肆拾玖
Digit at this position in famous constants
- π — Pi (π)
- Digit 3,449 = 3
- e — Euler's number (e)
- Digit 3,449 = 4
- φ — Golden ratio (φ)
- Digit 3,449 = 7
- √2 — Pythagoras's (√2)
- Digit 3,449 = 4
- ln 2 — Natural log of 2
- Digit 3,449 = 7
- γ — Euler-Mascheroni (γ)
- Digit 3,449 = 2
Also seen as
UTF-8 encoding: E0 B5 B9 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.13.121.
- Address
- 0.0.13.121
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.13.121
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 3,449 Hz is closest to:
- Concert pitch (A4 = 440 Hz): A7 (3520 Hz, -35¢)
- Scientific pitch (C4 = 256 Hz): A7 (3444.3 Hz, +2¢)
- Baroque pitch (A4 = 415 Hz): A♯7 (3517.4 Hz, -34¢)
The digit sequence 3449 first appears in π at position 1,507 of the decimal expansion (the 1,507ordinal-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
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.