Base | Representation |
---|---|
bin | 101000100101011… |
… | …110001001110010 |
3 | 1202110020212221111 |
4 | 220211132021302 |
5 | 2343303131344 |
6 | 151322143534 |
7 | 22605436435 |
oct | 5045361162 |
9 | 1673225844 |
10 | 680911474 |
11 | 31a3a1961 |
12 | 170051baa |
13 | ab0b7ac9 |
14 | 6660981c |
15 | 3eba1834 |
hex | 2895e272 |
680911474 has 16 divisors (see below), whose sum is σ = 1112198400. Its totient is φ = 311414544.
The previous prime is 680911459. The next prime is 680911529. The reversal of 680911474 is 474119086.
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, 307842 + ... + 310045.
It is an arithmetic number, because the mean of its divisors is an integer number (69512400).
Almost surely, 2680911474 is an apocalyptic number.
680911474 is a deficient number, since it is larger than the sum of its proper divisors (431286926).
680911474 is a wasteful number, since it uses less digits than its factorization.
680911474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 617937.
The product of its (nonzero) digits is 48384, while the sum is 40.
The square root of 680911474 is about 26094.2804844280. The cubic root of 680911474 is about 879.7586605751.
The spelling of 680911474 in words is "six hundred eighty million, nine hundred eleven thousand, four hundred seventy-four".
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