490,248
490,248 is a composite number, even.
490,248 (four hundred ninety thousand two hundred forty-eight) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2³ × 3² × 11 × 619. Its proper divisors sum to 960,552, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x77B08.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 27
- Digit product
- 0
- Digital root
- 9
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 842,094
- Square (n²)
- 240,343,101,504
- Cube (n³)
- 117,827,724,826,132,992
- Divisor count
- 48
- σ(n) — sum of divisors
- 1,450,800
- φ(n) — Euler's totient
- 148,320
- Sum of prime factors
- 642
Primality
Prime factorization: 2 3 × 3 2 × 11 × 619
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√490,248 = [700; (5, 1, 1, 1, 4, 1, 2, 9, 1, 16, 2, 1, 1, 2, 20, 4, 1, 3, 1, 10, 1, 1, 174, 1, …)]
Period length 46 — the block in parentheses repeats forever.
Representations
- In words
- four hundred ninety thousand two hundred forty-eight
- Ordinal
- 490248th
- Binary
- 1110111101100001000
- Octal
- 1675410
- Hexadecimal
- 0x77B08
- Base64
- B3sI
- One's complement
- 4,294,477,047 (32-bit)
- Scientific notation
- 4.90248 × 10⁵
- As a duration
- 490,248 s = 5 days, 16 hours, 10 minutes, 48 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵υϟσμηʹ
- Chinese
- 四十九萬零二百四十八
- Chinese (financial)
- 肆拾玖萬零貳佰肆拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 490248, here are decompositions:
- 7 + 490241 = 490248
- 41 + 490207 = 490248
- 47 + 490201 = 490248
- 79 + 490169 = 490248
- 89 + 490159 = 490248
- 97 + 490151 = 490248
- 127 + 490121 = 490248
- 131 + 490117 = 490248
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.123.8.
- Address
- 0.7.123.8
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.123.8
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 490,248 and was likely granted around 1892.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 490248 first appears in π at position 659,497 of the decimal expansion (the 659,497ordinal-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°.