42,243
42,243 is a composite number, odd.
42,243 (forty-two thousand two hundred forty-three) is an odd 5-digit number. It is a composite number with 4 divisors, and factors as 3 × 14,081. Written other ways, in hexadecimal, 0xA503.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 15
- Digit product
- 192
- Digital root
- 6
- Palindrome
- No
- Bit width
- 16 bits
- Reversed
- 34,224
- Recamán's sequence
- a(151,137) = 42,243
- Square (n²)
- 1,784,471,049
- Cube (n³)
- 75,381,410,522,907
- Divisor count
- 4
- σ(n) — sum of divisors
- 56,328
- φ(n) — Euler's totient
- 28,160
- Sum of prime factors
- 14,084
Primality
Prime factorization: 3 × 14081
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√42,243 = [205; (1, 1, 7, 1, 1, 3, 1, 2, 2, 2, 5, 7, 37, 4, 2, 1, 8, 18, 1, 1, 3, 10, 1, 4, …)]
Representations
- In words
- forty-two thousand two hundred forty-three
- Ordinal
- 42243rd
- Binary
- 1010010100000011
- Octal
- 122403
- Hexadecimal
- 0xA503
- Base64
- pQM=
- One's complement
- 23,292 (16-bit)
- Scientific notation
- 4.2243 × 10⁴
- As a duration
- 42,243 s = 11 hours, 44 minutes, 3 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵μβσμγʹ
- Mayan (base 20)
- 𝋥·𝋥·𝋬·𝋣
- Chinese
- 四萬二千二百四十三
- Chinese (financial)
- 肆萬貳仟貳佰肆拾參
Digit at this position in famous constants
- π — Pi (π)
- Digit 42,243 = 4
- e — Euler's number (e)
- Digit 42,243 = 2
- φ — Golden ratio (φ)
- Digit 42,243 = 8
- √2 — Pythagoras's (√2)
- Digit 42,243 = 2
- ln 2 — Natural log of 2
- Digit 42,243 = 9
- γ — Euler-Mascheroni (γ)
- Digit 42,243 = 9
Also seen as
UTF-8 encoding: EA 94 83 (3 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.165.3.
- Address
- 0.0.165.3
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.165.3
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 42243 first appears in π at position 95,682 of the decimal expansion (the 95,682ordinal-suffix:nd 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°.