Base | Representation |
---|---|
bin | 101010000110… |
… | …1101001010100 |
3 | 1112112120120012 |
4 | 1110031221110 |
5 | 21122412423 |
6 | 2105055352 |
7 | 355433324 |
oct | 124155124 |
9 | 45476505 |
10 | 22075988 |
11 | 11509020 |
12 | 7487558 |
13 | 475c31c |
14 | 2d09284 |
15 | 1e11078 |
hex | 150da54 |
22075988 has 24 divisors (see below), whose sum is σ = 42540960. Its totient is φ = 9940320.
The previous prime is 22075973. The next prime is 22076009. The reversal of 22075988 is 88957022.
It is a happy number.
It is a super-2 number, since 2×220759882 = 974698492352288, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2495 + ... + 7097.
It is an arithmetic number, because the mean of its divisors is an integer number (1772540).
Almost surely, 222075988 is an apocalyptic number.
It is an amenable number.
22075988 is a deficient number, since it is larger than the sum of its proper divisors (20464972).
22075988 is a wasteful number, since it uses less digits than its factorization.
22075988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4727 (or 4725 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 41.
The square root of 22075988 is about 4698.5091252439. The cubic root of 22075988 is about 280.5261704754.
The spelling of 22075988 in words is "twenty-two million, seventy-five thousand, nine hundred eighty-eight".
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