Base | Representation |
---|---|
bin | 100111110001… |
… | …1000000111011 |
3 | 1110020102122202 |
4 | 1033203000323 |
5 | 20314242140 |
6 | 2022540415 |
7 | 342150215 |
oct | 117430073 |
9 | 43212582 |
10 | 20852795 |
11 | 10853017 |
12 | 6b9770b |
13 | 4421642 |
14 | 2aab5b5 |
15 | 1c6d915 |
hex | 13e303b |
20852795 has 12 divisors (see below), whose sum is σ = 26583744. Its totient is φ = 15699840.
The previous prime is 20852791. The next prime is 20852803. The reversal of 20852795 is 59725802.
It is not a de Polignac number, because 20852795 - 22 = 20852791 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20852791) 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 11 ways as a sum of consecutive naturals, for example, 5771 + ... + 8660.
It is an arithmetic number, because the mean of its divisors is an integer number (2215312).
Almost surely, 220852795 is an apocalyptic number.
20852795 is a deficient number, since it is larger than the sum of its proper divisors (5730949).
20852795 is a wasteful number, since it uses less digits than its factorization.
20852795 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14470 (or 14453 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 38.
The square root of 20852795 is about 4566.4860669885. The cubic root of 20852795 is about 275.2462587517.
The spelling of 20852795 in words is "twenty million, eight hundred fifty-two thousand, seven hundred ninety-five".
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