Base | Representation |
---|---|
bin | 101000100010111… |
… | …000101010011000 |
3 | 1202101222110002221 |
4 | 220202320222120 |
5 | 2343114433444 |
6 | 151255433424 |
7 | 22566614260 |
oct | 5042705230 |
9 | 1671873087 |
10 | 680233624 |
11 | 319a79654 |
12 | 16b985874 |
13 | aac0b405 |
14 | 664b07a0 |
15 | 3eabaa84 |
hex | 288b8a98 |
680233624 has 32 divisors (see below), whose sum is σ = 1493200800. Its totient is φ = 284417280.
The previous prime is 680233607. The next prime is 680233643. The reversal of 680233624 is 426332086.
It is a self number, because there is not a number n which added to its sum of digits gives 680233624.
It is a congruent number.
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, 145839 + ... + 150430.
It is an arithmetic number, because the mean of its divisors is an integer number (46662525).
Almost surely, 2680233624 is an apocalyptic number.
It is an amenable number.
680233624 is an abundant number, since it is smaller than the sum of its proper divisors (812967176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
680233624 is a wasteful number, since it uses less digits than its factorization.
680233624 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 296323 (or 296319 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 34.
The square root of 680233624 is about 26081.2887718379. The cubic root of 680233624 is about 879.4666292670.
The spelling of 680233624 in words is "six hundred eighty million, two hundred thirty-three thousand, six hundred twenty-four".
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