Base | Representation |
---|---|
bin | 10101000110111000… |
… | …100010110011011100 |
3 | 2011111111102202022221 |
4 | 111012320202303130 |
5 | 332404000023340 |
6 | 14224533315124 |
7 | 1431431236660 |
oct | 250670426334 |
9 | 64444382287 |
10 | 22664064220 |
11 | 9680300996 |
12 | 4486195aa4 |
13 | 21a25bb6b5 |
14 | 11500428a0 |
15 | 8c9aa344a |
hex | 546e22cdc |
22664064220 has 48 divisors (see below), whose sum is σ = 54875153088. Its totient is φ = 7701765120.
The previous prime is 22664064197. The next prime is 22664064221. The reversal of 22664064220 is 2246046622.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22664064221) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 700491 + ... + 732130.
It is an arithmetic number, because the mean of its divisors is an integer number (1143232356).
Almost surely, 222664064220 is an apocalyptic number.
22664064220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22664064220 is an abundant number, since it is smaller than the sum of its proper divisors (32211088868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22664064220 is a wasteful number, since it uses less digits than its factorization.
22664064220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1432750 (or 1432748 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 34.
The spelling of 22664064220 in words is "twenty-two billion, six hundred sixty-four million, sixty-four thousand, two hundred twenty".
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