Base | Representation |
---|---|
bin | 1100111111100… |
… | …01111001110000 |
3 | 21121002110212202 |
4 | 12133301321300 |
5 | 210400303120 |
6 | 14452042332 |
7 | 2462302142 |
oct | 637617160 |
9 | 247073782 |
10 | 108994160 |
11 | 56584a20 |
12 | 306033a8 |
13 | 197725b2 |
14 | 10692c92 |
15 | 987e875 |
hex | 67f1e70 |
108994160 has 80 divisors (see below), whose sum is σ = 278232192. Its totient is φ = 39379200.
The previous prime is 108994141. The next prime is 108994163. The reversal of 108994160 is 61499801.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108994163) 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, 185387 + ... + 185973.
Almost surely, 2108994160 is an apocalyptic number.
108994160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 108994160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139116096).
108994160 is an abundant number, since it is smaller than the sum of its proper divisors (169238032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108994160 is a wasteful number, since it uses less digits than its factorization.
108994160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 822 (or 816 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 38.
The square root of 108994160 is about 10440.0268198889. The cubic root of 108994160 is about 477.6770868074.
The spelling of 108994160 in words is "one hundred eight million, nine hundred ninety-four thousand, one hundred sixty".
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