140,813
140,813 is a prime, odd.
140,813 (one hundred forty thousand eight hundred thirteen) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x2260D.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 0
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 318,041
- Recamán's sequence
- a(487,201) = 140,813
- Square (n²)
- 19,828,300,969
- Cube (n³)
- 2,792,082,544,347,797
- Divisor count
- 2
- σ(n) — sum of divisors
- 140,814
- φ(n) — Euler's totient
- 140,812
Primality
140,813 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√140,813 = [375; (3, 1, 106, 2, 6, 1, 1, 14, 1, 3, 1, 1, 3, 1, 3, 1, 1, 2, 1, 1, 13, 1, 5, 1, …)]
Representations
- In words
- one hundred forty thousand eight hundred thirteen
- Ordinal
- 140813th
- Binary
- 100010011000001101
- Octal
- 423015
- Hexadecimal
- 0x2260D
- Base64
- AiYN
- One's complement
- 4,294,826,482 (32-bit)
- Scientific notation
- 1.40813 × 10⁵
- As a duration
- 140,813 s = 1 day, 15 hours, 6 minutes, 53 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρμωιγʹ
- Mayan (base 20)
- 𝋱·𝋬·𝋠·𝋭
- Chinese
- 一十四萬零八百一十三
- Chinese (financial)
- 壹拾肆萬零捌佰壹拾參
Also seen as
UTF-8 encoding: F0 A2 98 8D (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.38.13.
- Address
- 0.2.38.13
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.38.13
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 140,813 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 140813 first appears in π at position 145,831 of the decimal expansion (the 145,831ordinal-suffix:st 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
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.