Base | Representation |
---|---|
bin | 101001111110… |
… | …0010100111000 |
3 | 1112101222020210 |
4 | 1103330110320 |
5 | 21113130143 |
6 | 2103351120 |
7 | 355016442 |
oct | 123742470 |
9 | 45358223 |
10 | 22005048 |
11 | 1146a79a |
12 | 74524a0 |
13 | 4735c50 |
14 | 2ccb492 |
15 | 1dea033 |
hex | 14fc538 |
22005048 has 32 divisors (see below), whose sum is σ = 59245200. Its totient is φ = 6770688.
The previous prime is 22005037. The next prime is 22005073. The reversal of 22005048 is 84050022.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34953 + ... + 35576.
Almost surely, 222005048 is an apocalyptic number.
It is an amenable number.
22005048 is an abundant number, since it is smaller than the sum of its proper divisors (37240152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22005048 is a wasteful number, since it uses less digits than its factorization.
22005048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70551 (or 70547 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 22005048 is about 4690.9538475666. The cubic root of 22005048 is about 280.2253627819.
The spelling of 22005048 in words is "twenty-two million, five thousand, forty-eight".
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