Base | Representation |
---|---|
bin | 101101110101001… |
… | …010010010100001 |
3 | 1222120211200220120 |
4 | 231311022102201 |
5 | 3033320113442 |
6 | 204144230453 |
7 | 25024426365 |
oct | 5565122241 |
9 | 1876750816 |
10 | 768910497 |
11 | 365036923 |
12 | 19560b429 |
13 | c33b9034 |
14 | 741952a5 |
15 | 477854ec |
hex | 2dd4a4a1 |
768910497 has 4 divisors (see below), whose sum is σ = 1025214000. Its totient is φ = 512606996.
The previous prime is 768910481. The next prime is 768910501. The reversal of 768910497 is 794019867.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 768910497 - 24 = 768910481 is a prime.
It is not an unprimeable number, because it can be changed into a prime (768910097) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128151747 + ... + 128151752.
It is an arithmetic number, because the mean of its divisors is an integer number (256303500).
Almost surely, 2768910497 is an apocalyptic number.
It is an amenable number.
768910497 is a deficient number, since it is larger than the sum of its proper divisors (256303503).
768910497 is a wasteful number, since it uses less digits than its factorization.
768910497 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256303502.
The product of its (nonzero) digits is 762048, while the sum is 51.
The square root of 768910497 is about 27729.2354204006. The cubic root of 768910497 is about 916.1331465683.
The spelling of 768910497 in words is "seven hundred sixty-eight million, nine hundred ten thousand, four hundred ninety-seven".
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