Base | Representation |
---|---|
bin | 10100101101101100… |
… | …001110010110100000 |
3 | 2010102001010101221120 |
4 | 110231230032112200 |
5 | 331022244414240 |
6 | 14114554252240 |
7 | 1415106550242 |
oct | 245554162640 |
9 | 63361111846 |
10 | 22241404320 |
11 | 9483769293 |
12 | 4388727080 |
13 | 2135b75095 |
14 | 110dc60092 |
15 | 8a2915ad0 |
hex | 52db0e5a0 |
22241404320 has 96 divisors (see below), whose sum is σ = 70081526592. Its totient is φ = 5929254912.
The previous prime is 22241404309. The next prime is 22241404321. The reversal of 22241404320 is 2340414222.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-2 number, since 2×222414043202 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (22241404321) 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, 2608384 + ... + 2616896.
It is an arithmetic number, because the mean of its divisors is an integer number (730015902).
Almost surely, 222241404320 is an apocalyptic number.
22241404320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22241404320 is an abundant number, since it is smaller than the sum of its proper divisors (47840122272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22241404320 is a wasteful number, since it uses less digits than its factorization.
22241404320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13974 (or 13966 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 24.
Adding to 22241404320 its reverse (2340414222), we get a palindrome (24581818542).
The spelling of 22241404320 in words is "twenty-two billion, two hundred forty-one million, four hundred four thousand, three hundred twenty".
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