133,212
133,212 is a composite number, even.
133,212 (one hundred thirty-three thousand two hundred twelve) is an even 6-digit number. It is a composite number with 24 divisors, and factors as 2² × 3 × 17 × 653. Its proper divisors sum to 196,404, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x2085C.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 12
- Digit product
- 36
- Digital root
- 3
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 212,331
- Square (n²)
- 17,745,436,944
- Cube (n³)
- 2,363,905,146,184,128
- Divisor count
- 24
- σ(n) — sum of divisors
- 329,616
- φ(n) — Euler's totient
- 41,728
- Sum of prime factors
- 677
Primality
Prime factorization: 2 2 × 3 × 17 × 653
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√133,212 = [364; (1, 55, 6, 1, 1, 3, 1, 3, 1, 1, 3, 3, 12, 14, 1, 4, 2, 3, 3, 1, 2, 3, 15, 4, …)]
Representations
- In words
- one hundred thirty-three thousand two hundred twelve
- Ordinal
- 133212th
- Binary
- 100000100001011100
- Octal
- 404134
- Hexadecimal
- 0x2085C
- Base64
- Aghc
- One's complement
- 4,294,834,083 (32-bit)
- Scientific notation
- 1.33212 × 10⁵
- As a duration
- 133,212 s = 1 day, 13 hours, 12 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 · 𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρλγσιβʹ
- Mayan (base 20)
- 𝋰·𝋭·𝋠·𝋬
- Chinese
- 一十三萬三千二百一十二
- Chinese (financial)
- 壹拾參萬參仟貳佰壹拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 133212, here are decompositions:
- 11 + 133201 = 133212
- 29 + 133183 = 133212
- 43 + 133169 = 133212
- 59 + 133153 = 133212
- 103 + 133109 = 133212
- 109 + 133103 = 133212
- 139 + 133073 = 133212
- 173 + 133039 = 133212
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 A1 9C (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.8.92.
- Address
- 0.2.8.92
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.8.92
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 133,212 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 133212 first appears in π at position 609,128 of the decimal expansion (the 609,128ordinal-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°.