Base | Representation |
---|---|
bin | 101101110100010… |
… | …010101100010010 |
3 | 1222120102010112020 |
4 | 231310102230102 |
5 | 3033240322040 |
6 | 204135312310 |
7 | 25022460432 |
oct | 5564225422 |
9 | 1876363466 |
10 | 768682770 |
11 | 3649a0819 |
12 | 19551b696 |
13 | c333949b |
14 | 741362c2 |
15 | 4773ccd0 |
hex | 2dd12b12 |
768682770 has 64 divisors (see below), whose sum is σ = 1977143040. Its totient is φ = 190764288.
The previous prime is 768682763. The next prime is 768682799. The reversal of 768682770 is 77286867.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10476 + ... + 40584.
It is an arithmetic number, because the mean of its divisors is an integer number (30892860).
Almost surely, 2768682770 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 768682770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (988571520).
768682770 is an abundant number, since it is smaller than the sum of its proper divisors (1208460270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
768682770 is a wasteful number, since it uses less digits than its factorization.
768682770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30179.
The product of its (nonzero) digits is 1580544, while the sum is 51.
The square root of 768682770 is about 27725.1288545247. The cubic root of 768682770 is about 916.0426944053.
The spelling of 768682770 in words is "seven hundred sixty-eight million, six hundred eighty-two thousand, seven hundred seventy".
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