135,243
135,243 is a composite number, odd.
135,243 (one hundred thirty-five thousand two hundred forty-three) is an odd 6-digit number. It is a composite number with 8 divisors, and factors as 3³ × 5,009. Written other ways, in hexadecimal, 0x2104B.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 18
- Digit product
- 360
- Digital root
- 9
- Palindrome
- No
- Bit width
- 18 bits
- Reversed
- 342,531
- Square (n²)
- 18,290,669,049
- Cube (n³)
- 2,473,684,954,193,907
- Divisor count
- 8
- σ(n) — sum of divisors
- 200,400
- φ(n) — Euler's totient
- 90,144
- Sum of prime factors
- 5,018
Primality
Prime factorization: 3 3 × 5009
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√135,243 = [367; (1, 3, 15, 2, 1, 1, 40, 3, 1, 3, 1, 2, 8, 1, 1, 81, 5, 7, 1, 1, 1, 2, 367, 2, …)]
Period length 46 — the block in parentheses repeats forever.
Representations
- In words
- one hundred thirty-five thousand two hundred forty-three
- Ordinal
- 135243rd
- Binary
- 100001000001001011
- Octal
- 410113
- Hexadecimal
- 0x2104B
- Base64
- AhBL
- One's complement
- 4,294,832,052 (32-bit)
- Scientific notation
- 1.35243 × 10⁵
- As a duration
- 135,243 s = 1 day, 13 hours, 34 minutes, 3 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵ρλεσμγʹ
- Mayan (base 20)
- 𝋰·𝋲·𝋢·𝋣
- Chinese
- 一十三萬五千二百四十三
- Chinese (financial)
- 壹拾參萬伍仟貳佰肆拾參
Also seen as
UTF-8 encoding: F0 A1 81 8B (4 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.2.16.75.
- Address
- 0.2.16.75
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.2.16.75
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 135,243 and was likely granted around 1872.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.