135,222
135,222 is a composite number, even.
135,222 (one hundred thirty-five thousand two hundred twenty-two) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 3 × 31 × 727. Its proper divisors sum to 144,330, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x21036.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 15
- Digit product
- 120
- Digital root
- 6
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 222,531
- Square (n²)
- 18,284,989,284
- Cube (n³)
- 2,472,532,820,961,048
- Divisor count
- 16
- σ(n) — sum of divisors
- 279,552
- φ(n) — Euler's totient
- 43,560
- Sum of prime factors
- 763
Primality
Prime factorization: 2 × 3 × 31 × 727
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√135,222 = [367; (1, 2, 1, 1, 1, 3, 1, 7, 25, 4, 3, 4, 1, 6, 1, 3, 2, 1, 4, 1, 1, 10, 2, 3, …)]
Period length 50 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-five thousand two hundred twenty-two
- Ordinal
- 135222nd
- Binary
- 100001000000110110
- Octal
- 410066
- Hexadecimal
- 0x21036
- Base64
- AhA2
- One's complement
- 4,294,832,073 (32-bit)
- Scientific notation
- 1.35222 × 10⁵
- As a duration
- 135,222 s = 1 day, 13 hours, 33 minutes, 42 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ρλεσκβʹ
- Mayan (base 20)
- 𝋰·𝋲·𝋡·𝋢
- Chinese
- 一十三萬五千二百二十二
- Chinese (financial)
- 壹拾參萬伍仟貳佰貳拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 135222, here are decompositions:
- 11 + 135211 = 135222
- 13 + 135209 = 135222
- 29 + 135193 = 135222
- 41 + 135181 = 135222
- 71 + 135151 = 135222
- 103 + 135119 = 135222
- 163 + 135059 = 135222
- 173 + 135049 = 135222
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A1 80 B6 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.16.54.
- Address
- 0.2.16.54
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.16.54
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 135,222 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 135222 first appears in π at position 138,206 of the decimal expansion (the 138,206ordinal-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°.