Base | Representation |
---|---|
bin | 100111101111… |
… | …0100111101001 |
3 | 1110012111222000 |
4 | 1033132213221 |
5 | 20313203133 |
6 | 2022321213 |
7 | 342043560 |
oct | 117364751 |
9 | 43174860 |
10 | 20834793 |
11 | 10840541 |
12 | 6b89209 |
13 | 44163a5 |
14 | 2aa4bd7 |
15 | 1c68413 |
hex | 13de9e9 |
20834793 has 16 divisors (see below), whose sum is σ = 35276160. Its totient is φ = 11905488.
The previous prime is 20834761. The next prime is 20834797. The reversal of 20834793 is 39743802.
It is not a de Polignac number, because 20834793 - 25 = 20834761 is a prime.
It is a super-3 number, since 3×208347933 (a number of 23 digits) contains 333 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (20834797) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54930 + ... + 55307.
It is an arithmetic number, because the mean of its divisors is an integer number (2204760).
Almost surely, 220834793 is an apocalyptic number.
It is an amenable number.
20834793 is a deficient number, since it is larger than the sum of its proper divisors (14441367).
20834793 is a wasteful number, since it uses less digits than its factorization.
20834793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110253 (or 110247 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 36.
The square root of 20834793 is about 4564.5145415477. The cubic root of 20834793 is about 275.1670302087.
The spelling of 20834793 in words is "twenty million, eight hundred thirty-four thousand, seven hundred ninety-three".
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