133,338
133,338 is a composite number, even.
133,338 (one hundred thirty-three thousand three hundred thirty-eight) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 3 × 71 × 313. Its proper divisors sum to 137,958, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x208DA.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 21
- Digit product
- 648
- Digital root
- 3
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 833,331
- Recamán's sequence
- a(35,336) = 133,338
- Square (n²)
- 17,779,022,244
- Cube (n³)
- 2,370,619,267,970,472
- Divisor count
- 16
- σ(n) — sum of divisors
- 271,296
- φ(n) — Euler's totient
- 43,680
- Sum of prime factors
- 389
Primality
Prime factorization: 2 × 3 × 71 × 313
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√133,338 = [365; (6, 2, 6, 730)]
Period length 4 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-three thousand three hundred thirty-eight
- Ordinal
- 133338th
- Binary
- 100000100011011010
- Octal
- 404332
- Hexadecimal
- 0x208DA
- Base64
- Agja
- One's complement
- 4,294,833,957 (32-bit)
- Scientific notation
- 1.33338 × 10⁵
- As a duration
- 133,338 s = 1 day, 13 hours, 2 minutes, 18 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλγτληʹ
- Mayan (base 20)
- 𝋰·𝋭·𝋦·𝋲
- Chinese
- 一十三萬三千三百三十八
- Chinese (financial)
- 壹拾參萬參仟參佰參拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 133338, here are decompositions:
- 11 + 133327 = 133338
- 17 + 133321 = 133338
- 19 + 133319 = 133338
- 59 + 133279 = 133338
- 61 + 133277 = 133338
- 67 + 133271 = 133338
- 97 + 133241 = 133338
- 137 + 133201 = 133338
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 A3 9A (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.8.218.
- Address
- 0.2.8.218
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.8.218
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 133,338 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 133338 first appears in π at position 436,889 of the decimal expansion (the 436,889ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.