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108680313 = 3723297759
BaseRepresentation
bin1100111101001…
…01010001111001
321120111112100210
412132211101321
5210310232223
614441221333
72456524140
oct636452171
9246445323
10108680313
1156390145
1230491849
13196927a1
1410610757
15981b893
hex67a5479

108680313 has 32 divisors (see below), whose sum is σ = 178790400. Its totient is φ = 57347136.

The previous prime is 108680311. The next prime is 108680317. The reversal of 108680313 is 313086801.

It is not a de Polignac number, because 108680313 - 21 = 108680311 is a prime.

It is a super-2 number, since 2×1086803132 = 23622820867555938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (108680311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10128 + ... + 17886.

It is an arithmetic number, because the mean of its divisors is an integer number (5587200).

Almost surely, 2108680313 is an apocalyptic number.

It is an amenable number.

108680313 is a deficient number, since it is larger than the sum of its proper divisors (70110087).

108680313 is a wasteful number, since it uses less digits than its factorization.

108680313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7821.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 108680313 is about 10424.9850359605. The cubic root of 108680313 is about 477.2181581016.

The spelling of 108680313 in words is "one hundred eight million, six hundred eighty thousand, three hundred thirteen".

Divisors: 1 3 7 21 23 29 69 87 161 203 483 609 667 2001 4669 7759 14007 23277 54313 162939 178457 225011 535371 675033 1249199 1575077 3747597 4725231 5175253 15525759 36226771 108680313