142,450
142,450 is a composite number, even.
142,450 (one hundred forty-two thousand four hundred fifty) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2 × 5² × 7 × 11 × 37. Its proper divisors sum to 196,814, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x22C72.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 16
- Digit product
- 0
- Digital root
- 7
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 54,241
- Recamán's sequence
- a(223,516) = 142,450
- Square (n²)
- 20,292,002,500
- Cube (n³)
- 2,890,595,756,125,000
- Divisor count
- 48
- σ(n) — sum of divisors
- 339,264
- φ(n) — Euler's totient
- 43,200
- Sum of prime factors
- 67
Primality
Prime factorization: 2 × 5 2 × 7 × 11 × 37
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,450 = [377; (2, 2, 1, 5, 1, 9, 1, 3, 1, 1, 3, 1, 3, 9, 18, 3, 3, 2, 1, 29, 2, 83, 2, 1, …)]
Period length 58 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand four hundred fifty
- Ordinal
- 142450th
- Binary
- 100010110001110010
- Octal
- 426162
- Hexadecimal
- 0x22C72
- Base64
- Aixy
- One's complement
- 4,294,824,845 (32-bit)
- Scientific notation
- 1.4245 × 10⁵
- As a duration
- 142,450 s = 1 day, 15 hours, 34 minutes, 10 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρμβυνʹ
- Mayan (base 20)
- 𝋱·𝋰·𝋢·𝋪
- Chinese
- 一十四萬二千四百五十
- Chinese (financial)
- 壹拾肆萬貳仟肆佰伍拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 142450, here are decompositions:
- 17 + 142433 = 142450
- 23 + 142427 = 142450
- 29 + 142421 = 142450
- 47 + 142403 = 142450
- 59 + 142391 = 142450
- 131 + 142319 = 142450
- 179 + 142271 = 142450
- 227 + 142223 = 142450
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 B1 B2 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.44.114.
- Address
- 0.2.44.114
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.44.114
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 142,450 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 142450 first appears in π at position 798,909 of the decimal expansion (the 798,909ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.