135,090
135,090 is a composite number, even.
135,090 (one hundred thirty-five thousand ninety) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2 × 3² × 5 × 19 × 79. Its proper divisors sum to 239,310, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x20FB2.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 18
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 90,531
- Recamán's sequence
- a(36,412) = 135,090
- Square (n²)
- 18,249,308,100
- Cube (n³)
- 2,465,299,031,229,000
- Divisor count
- 48
- σ(n) — sum of divisors
- 374,400
- φ(n) — Euler's totient
- 33,696
- Sum of prime factors
- 111
Primality
Prime factorization: 2 × 3 2 × 5 × 19 × 79
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√135,090 = [367; (1, 1, 4, 1, 17, 9, 52, 2, 1, 1, 9, 1, 3, 14, 1, 2, 1, 14, 3, 1, 9, 1, 1, 2, …)]
Period length 32 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-five thousand ninety
- Ordinal
- 135090th
- Binary
- 100000111110110010
- Octal
- 407662
- Hexadecimal
- 0x20FB2
- Base64
- Ag+y
- One's complement
- 4,294,832,205 (32-bit)
- Scientific notation
- 1.3509 × 10⁵
- As a duration
- 135,090 s = 1 day, 13 hours, 31 minutes, 30 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹 𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ρλεϟʹ
- Mayan (base 20)
- 𝋰·𝋱·𝋮·𝋪
- Chinese
- 一十三萬五千零九十
- Chinese (financial)
- 壹拾參萬伍仟零玖拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 135090, here are decompositions:
- 13 + 135077 = 135090
- 31 + 135059 = 135090
- 41 + 135049 = 135090
- 47 + 135043 = 135090
- 61 + 135029 = 135090
- 71 + 135019 = 135090
- 73 + 135017 = 135090
- 83 + 135007 = 135090
Showing the first eight; more decompositions exist.
UTF-8 encoding: F0 A0 BE B2 (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.15.178.
- Address
- 0.2.15.178
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.15.178
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 135,090 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 135090 first appears in π at position 277,995 of the decimal expansion (the 277,995ordinal-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°.