Base | Representation |
---|---|
bin | 100110101111… |
… | …1010000001110 |
3 | 1102020000100010 |
4 | 1031133100032 |
5 | 20200004402 |
6 | 2003214050 |
7 | 334441605 |
oct | 115372016 |
9 | 42200303 |
10 | 20313102 |
11 | 10514597 |
12 | 6977326 |
13 | 4292ab4 |
14 | 29aaa3c |
15 | 1bb3a6c |
hex | 135f40e |
20313102 has 8 divisors (see below), whose sum is σ = 40626216. Its totient is φ = 6771032.
The previous prime is 20313089. The next prime is 20313119. The reversal of 20313102 is 20131302.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
20313102 is an admirable number.
It is a super-2 number, since 2×203131022 = 825244225724808, which contains 22 as substring.
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 3 ways as a sum of consecutive naturals, for example, 1692753 + ... + 1692764.
It is an arithmetic number, because the mean of its divisors is an integer number (5078277).
Almost surely, 220313102 is an apocalyptic number.
20313102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20313102 is a wasteful number, since it uses less digits than its factorization.
20313102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3385522.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 20313102 is about 4507.0058797388. The cubic root of 20313102 is about 272.8509161992.
Adding to 20313102 its reverse (20131302), we get a palindrome (40444404).
The spelling of 20313102 in words is "twenty million, three hundred thirteen thousand, one hundred two".
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