Base | Representation |
---|---|
bin | 10010101000111000… |
… | …110001001101100110 |
3 | 1220122202121011010021 |
4 | 102220320301031212 |
5 | 311441402314420 |
6 | 13105522545354 |
7 | 1305643303534 |
oct | 225070611546 |
9 | 56582534107 |
10 | 20013323110 |
11 | 853aaa9960 |
12 | 3a6650825a |
13 | 1b6c390c31 |
14 | d7bd93154 |
15 | 7c1eed7aa |
hex | 4a8e31366 |
20013323110 has 64 divisors (see below), whose sum is σ = 41421430080. Its totient is φ = 6893985280.
The previous prime is 20013323069. The next prime is 20013323119. The reversal of 20013323110 is 1132331002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20013323119) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109884 + ... + 228256.
It is an arithmetic number, because the mean of its divisors is an integer number (647209845).
Almost surely, 220013323110 is an apocalyptic number.
20013323110 is an abundant number, since it is smaller than the sum of its proper divisors (21408106970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20013323110 is a wasteful number, since it uses less digits than its factorization.
20013323110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118473.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 20013323110 its reverse (1132331002), we get a palindrome (21145654112).
The spelling of 20013323110 in words is "twenty billion, thirteen million, three hundred twenty-three thousand, one hundred ten".
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