130,424
130,424 is a composite number, even.
130,424 (one hundred thirty thousand four hundred twenty-four) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2³ × 7 × 17 × 137. Its proper divisors sum to 167,656, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1FD78.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 14
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 424,031
- Square (n²)
- 17,010,419,776
- Cube (n³)
- 2,218,566,988,865,024
- Divisor count
- 32
- σ(n) — sum of divisors
- 298,080
- φ(n) — Euler's totient
- 52,224
- Sum of prime factors
- 167
Primality
Prime factorization: 2 3 × 7 × 17 × 137
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√130,424 = [361; (7, 90, 7, 722)]
Period length 4 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty thousand four hundred twenty-four
- Ordinal
- 130424th
- Binary
- 11111110101111000
- Octal
- 376570
- Hexadecimal
- 0x1FD78
- Base64
- Af14
- One's complement
- 4,294,836,871 (32-bit)
- Scientific notation
- 1.30424 × 10⁵
- As a duration
- 130,424 s = 1 day, 12 hours, 13 minutes, 44 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλυκδʹ
- Mayan (base 20)
- 𝋰·𝋦·𝋡·𝋤
- Chinese
- 一十三萬零四百二十四
- Chinese (financial)
- 壹拾參萬零肆佰貳拾肆
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 130424, here are decompositions:
- 13 + 130411 = 130424
- 61 + 130363 = 130424
- 157 + 130267 = 130424
- 163 + 130261 = 130424
- 223 + 130201 = 130424
- 241 + 130183 = 130424
- 277 + 130147 = 130424
- 337 + 130087 = 130424
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.1.253.120.
- Address
- 0.1.253.120
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.253.120
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 130,424 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 130424 first appears in π at position 190,218 of the decimal expansion (the 190,218ordinal-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.