Base | Representation |
---|---|
bin | 101010000110… |
… | …1011101001011 |
3 | 1112112112111102 |
4 | 1110031131023 |
5 | 21122401321 |
6 | 2105052015 |
7 | 355431134 |
oct | 124153513 |
9 | 45475442 |
10 | 22075211 |
11 | 11508484 |
12 | 748700b |
13 | 475bb72 |
14 | 2d08c8b |
15 | 1e10c0b |
hex | 150d74b |
22075211 has 6 divisors (see below), whose sum is σ = 22602420. Its totient is φ = 21560028.
The previous prime is 22075201. The next prime is 22075213. The reversal of 22075211 is 11257022.
It is a de Polignac number, because none of the positive numbers 2k-22075211 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22075213) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 4121 + ... + 7818.
It is an arithmetic number, because the mean of its divisors is an integer number (3767070).
Almost surely, 222075211 is an apocalyptic number.
22075211 is a deficient number, since it is larger than the sum of its proper divisors (527209).
22075211 is an equidigital number, since it uses as much as digits as its factorization.
22075211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12025 (or 11982 counting only the distinct ones).
The product of its (nonzero) digits is 280, while the sum is 20.
The square root of 22075211 is about 4698.4264387133. The cubic root of 22075211 is about 280.5228792465.
The spelling of 22075211 in words is "twenty-two million, seventy-five thousand, two hundred eleven".
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