8,225
8,225 is a composite number, odd.
8,225 (eight thousand two hundred twenty-five) is an odd 4-digit number. It is a composite number with 12 divisors, and factors as 5² × 7 × 47. Written other ways, in hexadecimal, 0x2021.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 17
- Digit product
- 160
- Digital root
- 8
- Palindrome
- No
- Bit width
- 14 bits
- Reversed
- 5,228
- Recamán's sequence
- a(10,317) = 8,225
- Square (n²)
- 67,650,625
- Cube (n³)
- 556,426,390,625
- Divisor count
- 12
- σ(n) — sum of divisors
- 11,904
- φ(n) — Euler's totient
- 5,520
- Sum of prime factors
- 64
Primality
Prime factorization: 5 2 × 7 × 47
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√8,225 = [90; (1, 2, 4, 11, 9, 2, 5, 2, 1, 1, 1, 6, 1, 1, 1, 2, 5, 2, 9, 11, 4, 2, 1, 180)]
Period length 24 — the block in parentheses repeats forever.
Representations
- In words
- eight thousand two hundred twenty-five
- Ordinal
- 8225th
- Binary
- 10000000100001
- Octal
- 20041
- Hexadecimal
- 0x2021
- Base64
- ICE=
- One's complement
- 57,310 (16-bit)
- Scientific notation
- 8.225 × 10³
- As a duration
- 8,225 s = 2 hours, 17 minutes, 5 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ησκεʹ
- Mayan (base 20)
- 𝋡·𝋠·𝋫·𝋥
- Chinese
- 八千二百二十五
- Chinese (financial)
- 捌仟貳佰貳拾伍
Digit at this position in famous constants
- π — Pi (π)
- Digit 8,225 = 7
- e — Euler's number (e)
- Digit 8,225 = 9
- φ — Golden ratio (φ)
- Digit 8,225 = 7
- √2 — Pythagoras's (√2)
- Digit 8,225 = 2
- ln 2 — Natural log of 2
- Digit 8,225 = 8
- γ — Euler-Mascheroni (γ)
- Digit 8,225 = 3
Also seen as
UTF-8 encoding: E2 80 A1 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.32.33.
- Address
- 0.0.32.33
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.32.33
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 8,225 Hz is closest to:
- Concert pitch (A4 = 440 Hz): C9 (8372 Hz, -31¢)
- Scientific pitch (C4 = 256 Hz): C9 (8192 Hz, +7¢)
- Baroque pitch (A4 = 415 Hz): C♯9 (8365.9 Hz, -29¢)
The digit sequence 8225 first appears in π at position 9,045 of the decimal expansion (the 9,045ordinal-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
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.