Base | Representation |
---|---|
bin | 111011110110… |
… | …100110000010 |
3 | 1002112010210100 |
4 | 323312212002 |
5 | 13004040424 |
6 | 1320143230 |
7 | 250235526 |
oct | 73664602 |
9 | 32463710 |
10 | 15690114 |
11 | 8947240 |
12 | 5307b16 |
13 | 33347bb |
14 | 2125d86 |
15 | 159ddc9 |
hex | ef6982 |
15690114 has 48 divisors (see below), whose sum is σ = 37477440. Its totient is φ = 4704480.
The previous prime is 15690113. The next prime is 15690119. The reversal of 15690114 is 41109651.
It is a plaindrome in base 13.
It is not an unprimeable number, because it can be changed into a prime (15690113) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 21219 + ... + 21945.
It is an arithmetic number, because the mean of its divisors is an integer number (780780).
Almost surely, 215690114 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 15690114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18738720).
15690114 is an abundant number, since it is smaller than the sum of its proper divisors (21787326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15690114 is a wasteful number, since it uses less digits than its factorization.
15690114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 855 (or 852 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 27.
The square root of 15690114 is about 3961.0748541273. The cubic root of 15690114 is about 250.3467933816.
Adding to 15690114 its reverse (41109651), we get a palindrome (56799765).
The spelling of 15690114 in words is "fifteen million, six hundred ninety thousand, one hundred fourteen".
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