Base | Representation |
---|---|
bin | 10100110111010010… |
… | …100010010101111100 |
3 | 2010211021010222222001 |
4 | 110313102202111330 |
5 | 331340011130440 |
6 | 14142550032044 |
7 | 1422103422535 |
oct | 246722422574 |
9 | 63737128861 |
10 | 22402442620 |
11 | 955665a798 |
12 | 4412648624 |
13 | 216033a30c |
14 | 11273bd68c |
15 | 8b1b25b9a |
hex | 5374a257c |
22402442620 has 48 divisors (see below), whose sum is σ = 47250856800. Its totient is φ = 8921873664.
The previous prime is 22402442593. The next prime is 22402442627. The reversal of 22402442620 is 2624420422.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22402442627) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5561047 + ... + 5565073.
It is an arithmetic number, because the mean of its divisors is an integer number (984392850).
Almost surely, 222402442620 is an apocalyptic number.
22402442620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22402442620 is an abundant number, since it is smaller than the sum of its proper divisors (24848414180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22402442620 is a wasteful number, since it uses less digits than its factorization.
22402442620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5182 (or 5180 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 28.
The spelling of 22402442620 in words is "twenty-two billion, four hundred two million, four hundred forty-two thousand, six hundred twenty".
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