133,572
133,572 is a composite number, even.
133,572 (one hundred thirty-three thousand five hundred seventy-two) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 3 × 11,131. Its proper divisors sum to 178,124, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x209C4.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 21
- Digit product
- 630
- Digital root
- 3
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 275,331
- Square (n²)
- 17,841,479,184
- Cube (n³)
- 2,383,122,057,565,248
- Divisor count
- 12
- σ(n) — sum of divisors
- 311,696
- φ(n) — Euler's totient
- 44,520
- Sum of prime factors
- 11,138
Primality
Prime factorization: 2 2 × 3 × 11131
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√133,572 = [365; (2, 9, 1, 1, 18, 4, 1, 1, 1, 1, 22, 4, 3, 1, 1, 3, 1, 2, 6, 2, 8, 2, 1, 10, …)]
Representations
- In words
- one hundred thirty-three thousand five hundred seventy-two
- Ordinal
- 133572nd
- Binary
- 100000100111000100
- Octal
- 404704
- Hexadecimal
- 0x209C4
- Base64
- AgnE
- One's complement
- 4,294,833,723 (32-bit)
- Scientific notation
- 1.33572 × 10⁵
- As a duration
- 133,572 s = 1 day, 13 hours, 6 minutes, 12 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρλγφοβʹ
- Mayan (base 20)
- 𝋰·𝋭·𝋲·𝋬
- Chinese
- 一十三萬三千五百七十二
- Chinese (financial)
- 壹拾參萬參仟伍佰柒拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 133572, here are decompositions:
- 13 + 133559 = 133572
- 29 + 133543 = 133572
- 31 + 133541 = 133572
- 53 + 133519 = 133572
- 73 + 133499 = 133572
- 79 + 133493 = 133572
- 181 + 133391 = 133572
- 193 + 133379 = 133572
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 A7 84 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.9.196.
- Address
- 0.2.9.196
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.9.196
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 133,572 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 133572 first appears in π at position 32,973 of the decimal expansion (the 32,973ordinal-suffix:rd 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°.