142,244
142,244 is a composite number, even.
142,244 (one hundred forty-two thousand two hundred forty-four) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 43 × 827. Written other ways, in hexadecimal, 0x22BA4.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 256
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 442,241
- Recamán's sequence
- a(39,800) = 142,244
- Square (n²)
- 20,233,355,536
- Cube (n³)
- 2,878,073,424,862,784
- Divisor count
- 12
- σ(n) — sum of divisors
- 255,024
- φ(n) — Euler's totient
- 69,384
- Sum of prime factors
- 874
Primality
Prime factorization: 2 2 × 43 × 827
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,244 = [377; (6, 1, 1, 3, 1, 4, 1, 1, 1, 1, 4, 3, 1, 6, 6, 2, 1, 4, 1, 1, 13, 6, 107, 1, …)]
Representations
- In words
- one hundred forty-two thousand two hundred forty-four
- Ordinal
- 142244th
- Binary
- 100010101110100100
- Octal
- 425644
- Hexadecimal
- 0x22BA4
- Base64
- Aiuk
- One's complement
- 4,294,825,051 (32-bit)
- Scientific notation
- 1.42244 × 10⁵
- As a duration
- 142,244 s = 1 day, 15 hours, 30 minutes, 44 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβσμδʹ
- Mayan (base 20)
- 𝋱·𝋯·𝋬·𝋤
- Chinese
- 一十四萬二千二百四十四
- Chinese (financial)
- 壹拾肆萬貳仟貳佰肆拾肆
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142244, here are decompositions:
- 7 + 142237 = 142244
- 13 + 142231 = 142244
- 61 + 142183 = 142244
- 283 + 141961 = 142244
- 307 + 141937 = 142244
- 313 + 141931 = 142244
- 337 + 141907 = 142244
- 373 + 141871 = 142244
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 AE A4 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.43.164.
- Address
- 0.2.43.164
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.43.164
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 142,244 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 142244 first appears in π at position 763,416 of the decimal expansion (the 763,416ordinal-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.