140,864
140,864 is a composite number, even.
140,864 (one hundred forty thousand eight hundred sixty-four) is an even 6-digit number. It is a composite number with 28 divisors, and factors as 2⁶ × 31 × 71. Its proper divisors sum to 151,744, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x22640.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 23
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 468,041
- Recamán's sequence
- a(487,099) = 140,864
- Square (n²)
- 19,842,666,496
- Cube (n³)
- 2,795,117,373,292,544
- Divisor count
- 28
- σ(n) — sum of divisors
- 292,608
- φ(n) — Euler's totient
- 67,200
- Sum of prime factors
- 114
Primality
Prime factorization: 2 6 × 31 × 71
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√140,864 = [375; (3, 7, 5, 1, 3, 2, 2, 1, 31, 1, 12, 1, 2, 9, 24, 9, 2, 1, 12, 1, 31, 1, 2, 2, …)]
Period length 30 — the block in parentheses repeats forever.
Representations
- In words
- one hundred forty thousand eight hundred sixty-four
- Ordinal
- 140864th
- Binary
- 100010011001000000
- Octal
- 423100
- Hexadecimal
- 0x22640
- Base64
- AiZA
- One's complement
- 4,294,826,431 (32-bit)
- Scientific notation
- 1.40864 × 10⁵
- As a duration
- 140,864 s = 1 day, 15 hours, 7 minutes, 44 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμωξδʹ
- Mayan (base 20)
- 𝋱·𝋬·𝋣·𝋤
- Chinese
- 一十四萬零八百六十四
- Chinese (financial)
- 壹拾肆萬零捌佰陸拾肆
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 140864, here are decompositions:
- 37 + 140827 = 140864
- 67 + 140797 = 140864
- 103 + 140761 = 140864
- 181 + 140683 = 140864
- 271 + 140593 = 140864
- 277 + 140587 = 140864
- 307 + 140557 = 140864
- 313 + 140551 = 140864
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A2 99 80 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.38.64.
- Address
- 0.2.38.64
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.38.64
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 140,864 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 140864 first appears in π at position 370,660 of the decimal expansion (the 370,660ordinal-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.