130,421
130,421 is a composite number, odd.
130,421 (one hundred thirty thousand four hundred twenty-one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 41 × 3,181. Written other ways, in hexadecimal, 0x1FD75.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 11
- Digit product
- 0
- Digital root
- 2
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 124,031
- Square (n²)
- 17,009,637,241
- Cube (n³)
- 2,218,413,898,608,461
- Divisor count
- 4
- σ(n) — sum of divisors
- 133,644
- φ(n) — Euler's totient
- 127,200
- Sum of prime factors
- 3,222
Primality
Prime factorization: 41 × 3181
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√130,421 = [361; (7, 4, 1, 1, 14, 5, 2, 1, 3, 4, 1, 1, 1, 1, 3, 1, 4, 1, 1, 1, 5, 5, 1, 1, …)]
Period length 57 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty thousand four hundred twenty-one
- Ordinal
- 130421st
- Binary
- 11111110101110101
- Octal
- 376565
- Hexadecimal
- 0x1FD75
- Base64
- Af11
- One's complement
- 4,294,836,874 (32-bit)
- Scientific notation
- 1.30421 × 10⁵
- As a duration
- 130,421 s = 1 day, 12 hours, 13 minutes, 41 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓎆𓎆𓏺
- Greek (Milesian)
- ͵ρλυκαʹ
- Mayan (base 20)
- 𝋰·𝋦·𝋡·𝋡
- Chinese
- 一十三萬零四百二十一
- Chinese (financial)
- 壹拾參萬零肆佰貳拾壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.1.253.117.
- Address
- 0.1.253.117
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.253.117
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 130,421 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 130421 first appears in π at position 743,111 of the decimal expansion (the 743,111ordinal-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.