Base | Representation |
---|---|
bin | 10100101101110111… |
… | …000110001011000000 |
3 | 2010102020111012112002 |
4 | 110231313012023000 |
5 | 331024012120100 |
6 | 14115135323132 |
7 | 1415143020434 |
oct | 245567061300 |
9 | 63366435462 |
10 | 22244254400 |
11 | 9485335625 |
12 | 43896804a8 |
13 | 2136632414 |
14 | 11103a29c4 |
15 | 8a2cca2d5 |
hex | 52ddc62c0 |
22244254400 has 84 divisors (see below), whose sum is σ = 54767134560. Its totient is φ = 8892441600.
The previous prime is 22244254189. The next prime is 22244254457. The reversal of 22244254400 is 445244222.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3806681 + ... + 3812519.
Almost surely, 222244254400 is an apocalyptic number.
22244254400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22244254400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27383567280).
22244254400 is an abundant number, since it is smaller than the sum of its proper divisors (32522880160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22244254400 is a wasteful number, since it uses less digits than its factorization.
22244254400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8242 (or 8227 counting only the distinct ones).
The product of its (nonzero) digits is 20480, while the sum is 29.
Adding to 22244254400 its reverse (445244222), we get a palindrome (22689498622).
The spelling of 22244254400 in words is "twenty-two billion, two hundred forty-four million, two hundred fifty-four thousand, four hundred".
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