Base | Representation |
---|---|
bin | 100111111011… |
… | …1000000101010 |
3 | 1110101121000012 |
4 | 1033313000222 |
5 | 20324402243 |
6 | 2024411522 |
7 | 342641051 |
oct | 117670052 |
9 | 43347005 |
10 | 20934698 |
11 | 108a9604 |
12 | 7016ba2 |
13 | 444c9c5 |
14 | 2acd398 |
15 | 1c87d18 |
hex | 13f702a |
20934698 has 8 divisors (see below), whose sum is σ = 31423140. Its totient is φ = 10460320.
The previous prime is 20934691. The next prime is 20934707. The reversal of 20934698 is 89643902.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 17952169 + 2982529 = 4237^2 + 1727^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (20934691) 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 3 ways as a sum of consecutive naturals, for example, 1838 + ... + 6726.
Almost surely, 220934698 is an apocalyptic number.
20934698 is a deficient number, since it is larger than the sum of its proper divisors (10488442).
20934698 is a wasteful number, since it uses less digits than its factorization.
20934698 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7032.
The product of its (nonzero) digits is 93312, while the sum is 41.
The square root of 20934698 is about 4575.4451149588. The cubic root of 20934698 is about 275.6061472631.
The spelling of 20934698 in words is "twenty million, nine hundred thirty-four thousand, six hundred ninety-eight".
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