Base | Representation |
---|---|
bin | 101000100100010… |
… | …010100010110111 |
3 | 1202102200011010110 |
4 | 220210102202313 |
5 | 2343213224113 |
6 | 151311354103 |
7 | 22603006521 |
oct | 5044224267 |
9 | 1672604113 |
10 | 680601783 |
11 | 31a200214 |
12 | 16bb22933 |
13 | ab009b64 |
14 | 66568a11 |
15 | 3eb3ebc3 |
hex | 289128b7 |
680601783 has 32 divisors (see below), whose sum is σ = 1015234560. Its totient is φ = 403504640.
The previous prime is 680601769. The next prime is 680601787. The reversal of 680601783 is 387106086.
It is a cyclic number.
It is not a de Polignac number, because 680601783 - 210 = 680600759 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (680601787) 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 31 ways as a sum of consecutive naturals, for example, 64618 + ... + 74408.
It is an arithmetic number, because the mean of its divisors is an integer number (31726080).
Almost surely, 2680601783 is an apocalyptic number.
680601783 is a deficient number, since it is larger than the sum of its proper divisors (334632777).
680601783 is a wasteful number, since it uses less digits than its factorization.
680601783 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9887.
The product of its (nonzero) digits is 48384, while the sum is 39.
The square root of 680601783 is about 26088.3457313797. The cubic root of 680601783 is about 879.6252635693.
The spelling of 680601783 in words is "six hundred eighty million, six hundred one thousand, seven hundred eighty-three".
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