16,125
16,125 is a composite number, odd.
16,125 (sixteen thousand one hundred twenty-five) is an odd 5-digit number. It is a composite number with 16 divisors, and factors as 3 × 5³ × 43. Written other ways, in hexadecimal, 0x3EFD.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 15
- Digit product
- 60
- Digital root
- 6
- Palindrome
- No
- Bit width
- 14 bits
- Reversed
- 52,161
- Recamán's sequence
- a(6,082) = 16,125
- Square (n²)
- 260,015,625
- Cube (n³)
- 4,192,751,953,125
- Divisor count
- 16
- σ(n) — sum of divisors
- 27,456
- φ(n) — Euler's totient
- 8,400
- Sum of prime factors
- 61
Primality
Prime factorization: 3 × 5 3 × 43
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√16,125 = [126; (1, 62, 2, 62, 1, 252)]
Period length 6 — the block in parentheses repeats forever.
Representations
- In words
- sixteen thousand one hundred twenty-five
- Ordinal
- 16125th
- Binary
- 11111011111101
- Octal
- 37375
- Hexadecimal
- 0x3EFD
- Base64
- Pv0=
- One's complement
- 49,410 (16-bit)
- Scientific notation
- 1.6125 × 10⁴
- As a duration
- 16,125 s = 4 hours, 28 minutes, 45 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ιϛρκεʹ
- Mayan (base 20)
- 𝋢·𝋠·𝋦·𝋥
- Chinese
- 一萬六千一百二十五
- Chinese (financial)
- 壹萬陸仟壹佰貳拾伍
Digit at this position in famous constants
- π — Pi (π)
- Digit 16,125 = 4
- e — Euler's number (e)
- Digit 16,125 = 8
- φ — Golden ratio (φ)
- Digit 16,125 = 2
- √2 — Pythagoras's (√2)
- Digit 16,125 = 9
- ln 2 — Natural log of 2
- Digit 16,125 = 1
- γ — Euler-Mascheroni (γ)
- Digit 16,125 = 4
Also seen as
UTF-8 encoding: E3 BB BD (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.62.253.
- Address
- 0.0.62.253
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.62.253
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 16,125 Hz is closest to:
- Concert pitch (A4 = 440 Hz): B9 (15804.3 Hz, +35¢)
- Scientific pitch (C4 = 256 Hz): C10 (16384 Hz, -28¢)
- Baroque pitch (A4 = 415 Hz): C10 (15792.7 Hz, +36¢)
The digit sequence 16125 first appears in π at position 15,405 of the decimal expansion (the 15,405ordinal-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°.