Base | Representation |
---|---|
bin | 11101010000101… |
… | …111110100100000 |
3 | 1021012202210120212 |
4 | 131100233310200 |
5 | 2001134220230 |
6 | 120414153252 |
7 | 15110555111 |
oct | 3520576440 |
9 | 1235683525 |
10 | 490929440 |
11 | 232131611 |
12 | 1184b2828 |
13 | 7a92a5c1 |
14 | 492b4208 |
15 | 2d175895 |
hex | 1d42fd20 |
490929440 has 48 divisors (see below), whose sum is σ = 1161293112. Its totient is φ = 196122624.
The previous prime is 490929433. The next prime is 490929493. The reversal of 490929440 is 44929094.
It can be written as a sum of positive squares in 4 ways, for example, as 397922704 + 93006736 = 19948^2 + 9644^2 .
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, 174122 + ... + 176918.
Almost surely, 2490929440 is an apocalyptic number.
490929440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
490929440 is an abundant number, since it is smaller than the sum of its proper divisors (670363672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490929440 is a wasteful number, since it uses less digits than its factorization.
490929440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3909 (or 3901 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 41.
The square root of 490929440 is about 22156.9275848435. The cubic root of 490929440 is about 788.8716680614.
The spelling of 490929440 in words is "four hundred ninety million, nine hundred twenty-nine thousand, four hundred forty".
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