Base | Representation |
---|---|
bin | 100110101000… |
… | …1110110010000 |
3 | 1102010020000102 |
4 | 1031101312100 |
5 | 20141230232 |
6 | 2002111532 |
7 | 334122533 |
oct | 115216620 |
9 | 42106012 |
10 | 20258192 |
11 | 10487309 |
12 | 694b5a8 |
13 | 4273ac6 |
14 | 2994a1a |
15 | 1ba2662 |
hex | 1351d90 |
20258192 has 20 divisors (see below), whose sum is σ = 39323376. Its totient is φ = 10110240.
The previous prime is 20258191. The next prime is 20258201. The reversal of 20258192 is 29185202.
It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (20258191) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 12467 + ... + 13997.
Almost surely, 220258192 is an apocalyptic number.
It is an amenable number.
20258192 is a deficient number, since it is larger than the sum of its proper divisors (19065184).
20258192 is a wasteful number, since it uses less digits than its factorization.
20258192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2366 (or 2360 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 29.
The square root of 20258192 is about 4500.9101301848. The cubic root of 20258192 is about 272.6048391594.
The spelling of 20258192 in words is "twenty million, two hundred fifty-eight thousand, one hundred ninety-two".
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