Base | Representation |
---|---|
bin | 11101011111101… |
… | …001111011110010 |
3 | 1021111010100102110 |
4 | 131133221323302 |
5 | 2003134244430 |
6 | 121034030150 |
7 | 15156022620 |
oct | 3537517362 |
9 | 1244110373 |
10 | 494837490 |
11 | 234360804 |
12 | 119878356 |
13 | 7b698364 |
14 | 49a10510 |
15 | 2d6987b0 |
hex | 1d7e9ef2 |
494837490 has 64 divisors (see below), whose sum is σ = 1379554560. Its totient is φ = 111248640.
The previous prime is 494837471. The next prime is 494837503. The reversal of 494837490 is 94738494.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6505 + ... + 32124.
It is an arithmetic number, because the mean of its divisors is an integer number (21555540).
Almost surely, 2494837490 is an apocalyptic number.
494837490 is an abundant number, since it is smaller than the sum of its proper divisors (884717070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
494837490 is a wasteful number, since it uses less digits than its factorization.
494837490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38707.
The product of its (nonzero) digits is 870912, while the sum is 48.
The square root of 494837490 is about 22244.9430208306. The cubic root of 494837490 is about 790.9594122729.
The spelling of 494837490 in words is "four hundred ninety-four million, eight hundred thirty-seven thousand, four hundred ninety".
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