Base | Representation |
---|---|
bin | 1100111111010… |
… | …11110011010000 |
3 | 21121001012121010 |
4 | 12133223303100 |
5 | 210344003133 |
6 | 14451330520 |
7 | 2462136240 |
oct | 637536320 |
9 | 247035533 |
10 | 108969168 |
11 | 56568170 |
12 | 305b0a40 |
13 | 197640c9 |
14 | 10687b20 |
15 | 9877263 |
hex | 67ebcd0 |
108969168 has 80 divisors (see below), whose sum is σ = 350977536. Its totient is φ = 28302720.
The previous prime is 108969163. The next prime is 108969169. The reversal of 108969168 is 861969801.
It is a super-2 number, since 2×1089691682 = 23748559149224448, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108969163) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11046 + ... + 18437.
Almost surely, 2108969168 is an apocalyptic number.
It is an amenable number.
108969168 is an abundant number, since it is smaller than the sum of its proper divisors (242008368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108969168 is a wasteful number, since it uses less digits than its factorization.
108969168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29512 (or 29506 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 48.
The square root of 108969168 is about 10438.8298194769. The cubic root of 108969168 is about 477.6405740917.
The spelling of 108969168 in words is "one hundred eight million, nine hundred sixty-nine thousand, one hundred sixty-eight".
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