Base | Representation |
---|---|
bin | 100000010111… |
… | …0100110111101 |
3 | 1011221001220002 |
4 | 1000232212331 |
5 | 13320440000 |
6 | 1403404045 |
7 | 264140516 |
oct | 100564675 |
9 | 34831802 |
10 | 16968125 |
11 | 963a449 |
12 | 5823625 |
13 | 3691415 |
14 | 2379a0d |
15 | 17528d5 |
hex | 102e9bd |
16968125 has 20 divisors (see below), whose sum is σ = 22464684. Its totient is φ = 12768000.
The previous prime is 16968079. The next prime is 16968131. The reversal of 16968125 is 52186961.
It can be written as a sum of positive squares in 10 ways, for example, as 13227769 + 3740356 = 3637^2 + 1934^2 .
It is not a de Polignac number, because 16968125 - 210 = 16967101 is a prime.
It is a congruent number.
It is an unprimeable number.
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 19 ways as a sum of consecutive naturals, for example, 9827 + ... + 11423.
Almost surely, 216968125 is an apocalyptic number.
It is an amenable number.
16968125 is a deficient number, since it is larger than the sum of its proper divisors (5496559).
16968125 is an equidigital number, since it uses as much as digits as its factorization.
16968125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1634 (or 1619 counting only the distinct ones).
The product of its digits is 25920, while the sum is 38.
The square root of 16968125 is about 4119.2384004813. The cubic root of 16968125 is about 256.9673534210.
The spelling of 16968125 in words is "sixteen million, nine hundred sixty-eight thousand, one hundred twenty-five".
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