Base | Representation |
---|---|
bin | 10010101111011011… |
… | …001100010100101000 |
3 | 1220221101222211201102 |
4 | 102233123030110220 |
5 | 312202442312334 |
6 | 13124441540532 |
7 | 1311444523433 |
oct | 225733142450 |
9 | 56841884642 |
10 | 20123010344 |
11 | 8596a07568 |
12 | 3a971a4748 |
13 | 1b89016b18 |
14 | d8c78681a |
15 | 7cb96867e |
hex | 4af6cc528 |
20123010344 has 16 divisors (see below), whose sum is σ = 37888516800. Its totient is φ = 10019405872.
The previous prime is 20123010331. The next prime is 20123010433. The reversal of 20123010344 is 44301032102.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5260382 + ... + 5264205.
It is an arithmetic number, because the mean of its divisors is an integer number (2368032300).
Almost surely, 220123010344 is an apocalyptic number.
It is an amenable number.
20123010344 is a deficient number, since it is larger than the sum of its proper divisors (17765506456).
20123010344 is a wasteful number, since it uses less digits than its factorization.
20123010344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10524832 (or 10524828 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 20123010344 its reverse (44301032102), we get a palindrome (64424042446).
The spelling of 20123010344 in words is "twenty billion, one hundred twenty-three million, ten thousand, three hundred forty-four".
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