Base | Representation |
---|---|
bin | 101000101101001… |
… | …101100100001000 |
3 | 1202121001222111021 |
4 | 220231031210020 |
5 | 2344313100210 |
6 | 151433442224 |
7 | 22631620462 |
oct | 5055154410 |
9 | 1677058437 |
10 | 682940680 |
11 | 320558494 |
12 | 170870374 |
13 | ab648616 |
14 | 669b7132 |
15 | 3ee52bda |
hex | 28b4d908 |
682940680 has 32 divisors (see below), whose sum is σ = 1537674840. Its totient is φ = 272988160.
The previous prime is 682940653. The next prime is 682940717. The reversal of 682940680 is 86049286.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 671120836 + 11819844 = 25906^2 + 3438^2 .
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, 62850 + ... + 72910.
Almost surely, 2682940680 is an apocalyptic number.
It is an amenable number.
682940680 is an abundant number, since it is smaller than the sum of its proper divisors (854734160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
682940680 is a wasteful number, since it uses less digits than its factorization.
682940680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11769 (or 11765 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 43.
The square root of 682940680 is about 26133.1337577413. The cubic root of 682940680 is about 880.6317261459.
The spelling of 682940680 in words is "six hundred eighty-two million, nine hundred forty thousand, six hundred eighty".
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