Base | Representation |
---|---|
bin | 100111101010… |
… | …0001011101010 |
3 | 1110010100022122 |
4 | 1033110023222 |
5 | 20310321132 |
6 | 2021351242 |
7 | 341505125 |
oct | 117241352 |
9 | 43110278 |
10 | 20792042 |
11 | 10811407 |
12 | 6b68522 |
13 | 43ccaab |
14 | 2a933bc |
15 | 1c5a912 |
hex | 13d42ea |
20792042 has 16 divisors (see below), whose sum is σ = 32918400. Its totient is φ = 9822240.
The previous prime is 20792029. The next prime is 20792063. The reversal of 20792042 is 24029702.
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 7 ways as a sum of consecutive naturals, for example, 26942 + ... + 27702.
It is an arithmetic number, because the mean of its divisors is an integer number (2057400).
Almost surely, 220792042 is an apocalyptic number.
20792042 is a deficient number, since it is larger than the sum of its proper divisors (12126358).
20792042 is a wasteful number, since it uses less digits than its factorization.
20792042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1501.
The product of its (nonzero) digits is 2016, while the sum is 26.
The square root of 20792042 is about 4559.8291634665. The cubic root of 20792042 is about 274.9786958703.
The spelling of 20792042 in words is "twenty million, seven hundred ninety-two thousand, forty-two".
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