Base | Representation |
---|---|
bin | 101000100010001… |
… | …010011110111000 |
3 | 1202101121211122022 |
4 | 220202022132320 |
5 | 2343042410342 |
6 | 151251414012 |
7 | 22565165642 |
oct | 5042123670 |
9 | 1671554568 |
10 | 680044472 |
11 | 31995a528 |
12 | 16b8b4308 |
13 | aab732a3 |
14 | 66461892 |
15 | 3ea7e9d2 |
hex | 2888a7b8 |
680044472 has 32 divisors (see below), whose sum is σ = 1354935600. Its totient is φ = 318872064.
The previous prime is 680044471. The next prime is 680044483. The reversal of 680044472 is 274440086.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (680044471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29654 + ... + 47322.
Almost surely, 2680044472 is an apocalyptic number.
It is an amenable number.
680044472 is a deficient number, since it is larger than the sum of its proper divisors (674891128).
680044472 is a wasteful number, since it uses less digits than its factorization.
680044472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17975 (or 17971 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 35.
The square root of 680044472 is about 26077.6623185438. The cubic root of 680044472 is about 879.3851041911.
The spelling of 680044472 in words is "six hundred eighty million, forty-four thousand, four hundred seventy-two".
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