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682810193 = 13279199257
BaseRepresentation
bin101000101100101…
…101101101010001
31202120211100111102
4220230231231101
52344244411233
6151430554145
722630535162
oct5054555521
91676740442
10682810193
1132047944a
12170808955
13ab601100
1466981769
153ee291e8
hex28b2db51

682810193 has 24 divisors (see below), whose sum is σ = 755424000. Its totient is φ = 616771584.

The previous prime is 682810181. The next prime is 682810229. The reversal of 682810193 is 391018286.

682810193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 682810193 - 214 = 682793809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (682810153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2656721 + ... + 2656977.

It is an arithmetic number, because the mean of its divisors is an integer number (31476000).

Almost surely, 2682810193 is an apocalyptic number.

It is an amenable number.

682810193 is a deficient number, since it is larger than the sum of its proper divisors (72613807).

682810193 is a wasteful number, since it uses less digits than its factorization.

682810193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 682810193 is about 26130.6370569108. The cubic root of 682810193 is about 880.5756362029.

The spelling of 682810193 in words is "six hundred eighty-two million, eight hundred ten thousand, one hundred ninety-three".

Divisors: 1 13 79 169 199 257 1027 2587 3341 13351 15721 20303 33631 43433 51143 204373 263939 664859 2656849 3431207 4040297 8643167 52523861 682810193