133,730
133,730 is a composite number, even.
133,730 (one hundred thirty-three thousand seven hundred thirty) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 5 × 43 × 311. Written other ways, in hexadecimal, 0x20A62.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 17
- Digit product
- 0
- Digital root
- 8
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 37,331
- Square (n²)
- 17,883,712,900
- Cube (n³)
- 2,391,588,926,117,000
- Divisor count
- 16
- σ(n) — sum of divisors
- 247,104
- φ(n) — Euler's totient
- 52,080
- Sum of prime factors
- 361
Primality
Prime factorization: 2 × 5 × 43 × 311
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√133,730 = [365; (1, 2, 4, 4, 1, 3, 1, 1, 12, 1, 2, 1, 5, 2, 2, 51, 1, 5, 15, 1, 2, 1, 2, 1, …)]
Representations
- In words
- one hundred thirty-three thousand seven hundred thirty
- Ordinal
- 133730th
- Binary
- 100000101001100010
- Octal
- 405142
- Hexadecimal
- 0x20A62
- Base64
- Agpi
- One's complement
- 4,294,833,565 (32-bit)
- Scientific notation
- 1.3373 × 10⁵
- As a duration
- 133,730 s = 1 day, 13 hours, 8 minutes, 50 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρλγψλʹ
- Mayan (base 20)
- 𝋰·𝋮·𝋦·𝋪
- Chinese
- 一十三萬三千七百三十
- Chinese (financial)
- 壹拾參萬參仟柒佰參拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 133730, here are decompositions:
- 7 + 133723 = 133730
- 13 + 133717 = 133730
- 19 + 133711 = 133730
- 61 + 133669 = 133730
- 73 + 133657 = 133730
- 97 + 133633 = 133730
- 211 + 133519 = 133730
- 283 + 133447 = 133730
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 A9 A2 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.10.98.
- Address
- 0.2.10.98
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.10.98
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 133,730 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 133730 first appears in π at position 185,014 of the decimal expansion (the 185,014ordinal-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.