144,142
144,142 is a composite number, even.
144,142 (one hundred forty-four thousand one hundred forty-two) is an even 6-digit number. It is a composite number with 8 divisors, and factors as 2 × 97 × 743. Written other ways, in hexadecimal, 0x2330E.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 128
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 241,441
- Recamán's sequence
- a(220,132) = 144,142
- Square (n²)
- 20,776,916,164
- Cube (n³)
- 2,994,826,249,711,288
- Divisor count
- 8
- σ(n) — sum of divisors
- 218,736
- φ(n) — Euler's totient
- 71,232
- Sum of prime factors
- 842
Primality
Prime factorization: 2 × 97 × 743
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√144,142 = [379; (1, 1, 1, 16, 1, 125, 1, 1, 1, 1, 3, 2, 1, 1, 1, 83, 1, 2, 1, 5, 1, 1, 9, 13, …)]
Representations
- In words
- one hundred forty-four thousand one hundred forty-two
- Ordinal
- 144142nd
- Binary
- 100011001100001110
- Octal
- 431416
- Hexadecimal
- 0x2330E
- Base64
- AjMO
- One's complement
- 4,294,823,153 (32-bit)
- Scientific notation
- 1.44142 × 10⁵
- As a duration
- 144,142 s = 1 day, 16 hours, 2 minutes, 22 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒌋 𒁹𒁹 𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρμδρμβʹ
- Mayan (base 20)
- 𝋲·𝋠·𝋧·𝋢
- Chinese
- 一十四萬四千一百四十二
- Chinese (financial)
- 壹拾肆萬肆仟壹佰肆拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 144142, here are decompositions:
- 3 + 144139 = 144142
- 71 + 144071 = 144142
- 233 + 143909 = 144142
- 263 + 143879 = 144142
- 269 + 143873 = 144142
- 311 + 143831 = 144142
- 431 + 143711 = 144142
- 443 + 143699 = 144142
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A3 8C 8E (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.51.14.
- Address
- 0.2.51.14
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.51.14
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 144,142 and was likely granted around 1873.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.