Base | Representation |
---|---|
bin | 10100011011001011… |
… | …010111111011101010 |
3 | 2002121101200012221002 |
4 | 110123023113323222 |
5 | 324403241143142 |
6 | 14024101115002 |
7 | 1404315514640 |
oct | 243313277352 |
9 | 62541605832 |
10 | 21930802922 |
11 | 9334403916 |
12 | 43006b8a62 |
13 | 20b6704a82 |
14 | 10c08cb190 |
15 | 885510a32 |
hex | 51b2d7eea |
21930802922 has 32 divisors (see below), whose sum is σ = 37763815680. Its totient is φ = 9356941440.
The previous prime is 21930802913. The next prime is 21930802997. The reversal of 21930802922 is 22920803912.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6320204 + ... + 6323672.
It is an arithmetic number, because the mean of its divisors is an integer number (1180119240).
Almost surely, 221930802922 is an apocalyptic number.
21930802922 is a deficient number, since it is larger than the sum of its proper divisors (15833012758).
21930802922 is a wasteful number, since it uses less digits than its factorization.
21930802922 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5366.
The product of its (nonzero) digits is 31104, while the sum is 38.
The spelling of 21930802922 in words is "twenty-one billion, nine hundred thirty million, eight hundred two thousand, nine hundred twenty-two".
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