Base | Representation |
---|---|
bin | 111001110101… |
… | …001100000100 |
3 | 1001112012201000 |
4 | 321311030010 |
5 | 12340110233 |
6 | 1300533300 |
7 | 242600310 |
oct | 71651404 |
9 | 31465630 |
10 | 15160068 |
11 | 8614a90 |
12 | 50b1230 |
13 | 31aa471 |
14 | 2028b40 |
15 | 14e6d13 |
hex | e75304 |
15160068 has 96 divisors (see below), whose sum is σ = 49029120. Its totient is φ = 3935520.
The previous prime is 15160051. The next prime is 15160087. The reversal of 15160068 is 86006151.
15160068 is a `hidden beast` number, since 1 + 51 + 600 + 6 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7405 + ... + 9227.
It is an arithmetic number, because the mean of its divisors is an integer number (510720).
Almost surely, 215160068 is an apocalyptic number.
15160068 is a gapful number since it is divisible by the number (18) 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 15160068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24514560).
15160068 is an abundant number, since it is smaller than the sum of its proper divisors (33869052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15160068 is a wasteful number, since it uses less digits than its factorization.
15160068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1854 (or 1846 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 15160068 is about 3893.5931990900. The cubic root of 15160068 is about 247.4953534481.
The spelling of 15160068 in words is "fifteen million, one hundred sixty thousand, sixty-eight".
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