142,489
142,489 is a composite number, odd.
142,489 (one hundred forty-two thousand four hundred eighty-nine) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 89 × 1,601. Written other ways, in hexadecimal, 0x22C99.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 28
- Digit product
- 2,304
- Digital root
- 1
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 984,241
- Recamán's sequence
- a(223,438) = 142,489
- Square (n²)
- 20,303,115,121
- Cube (n³)
- 2,892,970,570,476,169
- Divisor count
- 4
- σ(n) — sum of divisors
- 144,180
- φ(n) — Euler's totient
- 140,800
- Sum of prime factors
- 1,690
Primality
Prime factorization: 89 × 1601
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√142,489 = [377; (2, 10, 2, 3, 1, 3, 1, 2, 1, 1, 6, 1, 1, 1, 1, 2, 4, 9, 10, 1, 4, 1, 83, 18, …)]
Period length 56 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty-two thousand four hundred eighty-nine
- Ordinal
- 142489th
- Binary
- 100010110010011001
- Octal
- 426231
- Hexadecimal
- 0x22C99
- Base64
- AiyZ
- One's complement
- 4,294,824,806 (32-bit)
- Scientific notation
- 1.42489 × 10⁵
- As a duration
- 142,489 s = 1 day, 15 hours, 34 minutes, 49 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμβυπθʹ
- Mayan (base 20)
- 𝋱·𝋰·𝋤·𝋩
- Chinese
- 一十四萬二千四百八十九
- Chinese (financial)
- 壹拾肆萬貳仟肆佰捌拾玖
Also seen as
UTF-8 encoding: F0 A2 B2 99 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.44.153.
- Address
- 0.2.44.153
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.44.153
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 142,489 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 142489 first appears in π at position 7,188 of the decimal expansion (the 7,188ordinal-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.