Base | Representation |
---|---|
bin | 11101010000001… |
… | …011111100001000 |
3 | 1021012111022222121 |
4 | 131100023330020 |
5 | 2001120014342 |
6 | 120411101024 |
7 | 15106403455 |
oct | 3520137410 |
9 | 1235438877 |
10 | 490782472 |
11 | 232041154 |
12 | 118441774 |
13 | 7a8a873b |
14 | 4927682c |
15 | 2d147067 |
hex | 1d40bf08 |
490782472 has 8 divisors (see below), whose sum is σ = 920217150. Its totient is φ = 245391232.
The previous prime is 490782443. The next prime is 490782493. The reversal of 490782472 is 274287094.
It can be written as a sum of positive squares in only one way, i.e., 261986596 + 228795876 = 16186^2 + 15126^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30673897 + ... + 30673912.
Almost surely, 2490782472 is an apocalyptic number.
It is an amenable number.
490782472 is a deficient number, since it is larger than the sum of its proper divisors (429434678).
490782472 is a wasteful number, since it uses less digits than its factorization.
490782472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61347815 (or 61347811 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 43.
The square root of 490782472 is about 22153.6108117842. The cubic root of 490782472 is about 788.7929395292.
The spelling of 490782472 in words is "four hundred ninety million, seven hundred eighty-two thousand, four hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •