Base | Representation |
---|---|
bin | 1101000100110… |
… | …11010000111100 |
3 | 21122101201110122 |
4 | 12202123100330 |
5 | 211040002433 |
6 | 14514554112 |
7 | 2501221463 |
oct | 642332074 |
9 | 248351418 |
10 | 109687868 |
11 | 56a09134 |
12 | 30898938 |
13 | 19956284 |
14 | 107d39da |
15 | 996a198 |
hex | 689b43c |
109687868 has 12 divisors (see below), whose sum is σ = 193466112. Its totient is φ = 54411840.
The previous prime is 109687841. The next prime is 109687871. The reversal of 109687868 is 868786901.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 107453 + ... + 108468.
It is an arithmetic number, because the mean of its divisors is an integer number (16122176).
Almost surely, 2109687868 is an apocalyptic number.
It is an amenable number.
109687868 is a deficient number, since it is larger than the sum of its proper divisors (83778244).
109687868 is a wasteful number, since it uses less digits than its factorization.
109687868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 216052 (or 216050 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 53.
The square root of 109687868 is about 10473.1976014969. The cubic root of 109687868 is about 478.6883577442.
The spelling of 109687868 in words is "one hundred nine million, six hundred eighty-seven thousand, eight hundred sixty-eight".
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