Base | Representation |
---|---|
bin | 100111101010… |
… | …0101000000110 |
3 | 1110010102211001 |
4 | 1033110220012 |
5 | 20310400422 |
6 | 2021403514 |
7 | 341513335 |
oct | 117245006 |
9 | 43112731 |
10 | 20793862 |
11 | 10812811 |
12 | 6b6959a |
13 | 440087b |
14 | 2a93d1c |
15 | 1c5b227 |
hex | 13d4a06 |
20793862 has 4 divisors (see below), whose sum is σ = 31190796. Its totient is φ = 10396930.
The previous prime is 20793859. The next prime is 20793931. The reversal of 20793862 is 26839702.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 5198464 + ... + 5198467.
It is an arithmetic number, because the mean of its divisors is an integer number (7797699).
Almost surely, 220793862 is an apocalyptic number.
20793862 is a deficient number, since it is larger than the sum of its proper divisors (10396934).
20793862 is a wasteful number, since it uses less digits than its factorization.
20793862 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10396933.
The product of its (nonzero) digits is 36288, while the sum is 37.
The square root of 20793862 is about 4560.0287279797. The cubic root of 20793862 is about 274.9867189178.
The spelling of 20793862 in words is "twenty million, seven hundred ninety-three thousand, eight hundred sixty-two".
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