Base | Representation |
---|---|
bin | 111101011110… |
… | …000011100000 |
3 | 1010022200002200 |
4 | 331132003200 |
5 | 13111121023 |
6 | 1333213200 |
7 | 253652160 |
oct | 75360340 |
9 | 33280080 |
10 | 16113888 |
11 | 910666a |
12 | 5491200 |
13 | 345265b |
14 | 21d65a0 |
15 | 1634743 |
hex | f5e0e0 |
16113888 has 72 divisors (see below), whose sum is σ = 52376688. Its totient is φ = 4603392.
The previous prime is 16113883. The next prime is 16113899. The reversal of 16113888 is 88831161.
16113888 is a `hidden beast` number, since 1 + 611 + 38 + 8 + 8 = 666.
16113888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16113883) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1981 + ... + 6012.
It is an arithmetic number, because the mean of its divisors is an integer number (727454).
Almost surely, 216113888 is an apocalyptic number.
16113888 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
16113888 is an abundant number, since it is smaller than the sum of its proper divisors (36262800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16113888 is a wasteful number, since it uses less digits than its factorization.
16113888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8016 (or 8005 counting only the distinct ones).
The product of its digits is 9216, while the sum is 36.
The square root of 16113888 is about 4014.2107567989. The cubic root of 16113888 is about 252.5806715407.
The spelling of 16113888 in words is "sixteen million, one hundred thirteen thousand, eight hundred eighty-eight".
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