Base | Representation |
---|---|
bin | 101101110100110… |
… | …001011010110100 |
3 | 1222120122112011122 |
4 | 231310301122310 |
5 | 3033303334003 |
6 | 204142123112 |
7 | 25023523400 |
oct | 5564613264 |
9 | 1876575148 |
10 | 768808628 |
11 | 364a77335 |
12 | 195580498 |
13 | c3381863 |
14 | 7416a100 |
15 | 47765238 |
hex | 2dd316b4 |
768808628 has 36 divisors (see below), whose sum is σ = 1647455040. Its totient is φ = 312146352.
The previous prime is 768808627. The next prime is 768808643. The reversal of 768808628 is 826808867.
It is a self number, because there is not a number n which added to its sum of digits gives 768808628.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (768808627) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99500 + ... + 106947.
It is an arithmetic number, because the mean of its divisors is an integer number (45762640).
Almost surely, 2768808628 is an apocalyptic number.
It is an amenable number.
768808628 is an abundant number, since it is smaller than the sum of its proper divisors (878646412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
768808628 is a wasteful number, since it uses less digits than its factorization.
768808628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206484 (or 206475 counting only the distinct ones).
The product of its (nonzero) digits is 2064384, while the sum is 53.
The square root of 768808628 is about 27727.3985076134. The cubic root of 768808628 is about 916.0926868574.
The spelling of 768808628 in words is "seven hundred sixty-eight million, eight hundred eight thousand, six hundred twenty-eight".
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