Base | Representation |
---|---|
bin | 100110101111… |
… | …1011001100110 |
3 | 1102020001011100 |
4 | 1031133121212 |
5 | 20200014302 |
6 | 2003220530 |
7 | 334443423 |
oct | 115373146 |
9 | 42201140 |
10 | 20313702 |
11 | 10514a92 |
12 | 6977746 |
13 | 4293156 |
14 | 29aad4a |
15 | 1bb3d1c |
hex | 135f666 |
20313702 has 12 divisors (see below), whose sum is σ = 44013060. Its totient is φ = 6771228.
The previous prime is 20313701. The next prime is 20313707. The reversal of 20313702 is 20731302.
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1128539 = 20313702 / (2 + 0 + 3 + 1 + 3 + 7 + 0 + 2).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20313701) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 564252 + ... + 564287.
It is an arithmetic number, because the mean of its divisors is an integer number (3667755).
Almost surely, 220313702 is an apocalyptic number.
20313702 is an abundant number, since it is smaller than the sum of its proper divisors (23699358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20313702 is a wasteful number, since it uses less digits than its factorization.
20313702 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1128547 (or 1128544 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 18.
The square root of 20313702 is about 4507.0724422845. The cubic root of 20313702 is about 272.8536026253.
The spelling of 20313702 in words is "twenty million, three hundred thirteen thousand, seven hundred two".
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