Base | Representation |
---|---|
bin | 100111101011… |
… | …0000011010110 |
3 | 1110010201211100 |
4 | 1033112003112 |
5 | 20311042302 |
6 | 2021450530 |
7 | 341536350 |
oct | 117260326 |
9 | 43121740 |
10 | 20799702 |
11 | 10817140 |
12 | 6b70a46 |
13 | 4403421 |
14 | 2a960d0 |
15 | 1c5cd1c |
hex | 13d60d6 |
20799702 has 96 divisors (see below), whose sum is σ = 57657600. Its totient is φ = 5261760.
The previous prime is 20799689. The next prime is 20799731.
20799702 is nontrivially palindromic in base 10.
It is a congruent number.
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 47 ways as a sum of consecutive naturals, for example, 59424 + ... + 59772.
It is an arithmetic number, because the mean of its divisors is an integer number (600600).
Almost surely, 220799702 is an apocalyptic number.
20799702 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 20799702, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28828800).
20799702 is an abundant number, since it is smaller than the sum of its proper divisors (36857898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20799702 is a wasteful number, since it uses less digits than its factorization.
20799702 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 418 (or 415 counting only the distinct ones).
The product of its (nonzero) digits is 15876, while the sum is 36.
The square root of 20799702 is about 4560.6690298683. The cubic root of 20799702 is about 275.0124600415.
It can be divided in two parts, 2079 and 9702, that added together give a triangular number (11781 = T153).
The spelling of 20799702 in words is "twenty million, seven hundred ninety-nine thousand, seven hundred two".
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