Base | Representation |
---|---|
bin | 101001000001110… |
… | …001011100000000 |
3 | 1202222012210221002 |
4 | 221001301130000 |
5 | 2402203033441 |
6 | 152145151132 |
7 | 23025466310 |
oct | 5101613400 |
9 | 1688183832 |
10 | 688330496 |
11 | 3235a9987 |
12 | 17262b4a8 |
13 | ac7b4969 |
14 | 675bb440 |
15 | 40669b9b |
hex | 29071700 |
688330496 has 36 divisors (see below), whose sum is σ = 1570258032. Its totient is φ = 294998016.
The previous prime is 688330483. The next prime is 688330501. The reversal of 688330496 is 694033886.
It is a self number, because there is not a number n which added to its sum of digits gives 688330496.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190265 + ... + 193848.
Almost surely, 2688330496 is an apocalyptic number.
It is an amenable number.
688330496 is an abundant number, since it is smaller than the sum of its proper divisors (881927536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
688330496 is an equidigital number, since it uses as much as digits as its factorization.
688330496 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384136 (or 384122 counting only the distinct ones).
The product of its (nonzero) digits is 746496, while the sum is 47.
The square root of 688330496 is about 26236.0533617387. The cubic root of 688330496 is about 882.9423275132.
The spelling of 688330496 in words is "six hundred eighty-eight million, three hundred thirty thousand, four hundred ninety-six".
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