Base | Representation |
---|---|
bin | 11101011100110… |
… | …011000111101000 |
3 | 1021102201022020202 |
4 | 131130303013220 |
5 | 2002441314210 |
6 | 121010011332 |
7 | 15146453531 |
oct | 3534630750 |
9 | 1242638222 |
10 | 494088680 |
11 | 23399a158 |
12 | 119576b48 |
13 | 7b495587 |
14 | 49897688 |
15 | 2d59b9a5 |
hex | 1d7331e8 |
494088680 has 32 divisors (see below), whose sum is σ = 1177095240. Its totient is φ = 186009600.
The previous prime is 494088671. The next prime is 494088701. The reversal of 494088680 is 86880494.
It can be written as a sum of positive squares in 4 ways, for example, as 426092164 + 67996516 = 20642^2 + 8246^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362621 + ... + 363980.
Almost surely, 2494088680 is an apocalyptic number.
494088680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
494088680 is an abundant number, since it is smaller than the sum of its proper divisors (683006560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
494088680 is a wasteful number, since it uses less digits than its factorization.
494088680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 726629 (or 726625 counting only the distinct ones).
The product of its (nonzero) digits is 442368, while the sum is 47.
The square root of 494088680 is about 22228.1056322845. The cubic root of 494088680 is about 790.5602392549.
The spelling of 494088680 in words is "four hundred ninety-four million, eighty-eight thousand, six hundred eighty".
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