Base | Representation |
---|---|
bin | 11101010000100… |
… | …100111111001000 |
3 | 1021012200112201022 |
4 | 131100210333020 |
5 | 2001131310224 |
6 | 120413212012 |
7 | 15110311535 |
oct | 3520447710 |
9 | 1235615638 |
10 | 490885064 |
11 | 23210123a |
12 | 118491008 |
13 | 7a913347 |
14 | 492a1d8c |
15 | 2d16765e |
hex | 1d424fc8 |
490885064 has 64 divisors (see below), whose sum is σ = 1031097600. Its totient is φ = 217728000.
The previous prime is 490885051. The next prime is 490885079. The reversal of 490885064 is 460588094.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 699914 + ... + 700614.
It is an arithmetic number, because the mean of its divisors is an integer number (16110900).
Almost surely, 2490885064 is an apocalyptic number.
It is an amenable number.
490885064 is an abundant number, since it is smaller than the sum of its proper divisors (540212536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490885064 is a wasteful number, since it uses less digits than its factorization.
490885064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1014 (or 1010 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 44.
The square root of 490885064 is about 22155.9261598336. The cubic root of 490885064 is about 788.8478981662.
The spelling of 490885064 in words is "four hundred ninety million, eight hundred eighty-five thousand, sixty-four".
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