Base | Representation |
---|---|
bin | 101010001111… |
… | …0110000111100 |
3 | 1112200010202020 |
4 | 1110132300330 |
5 | 21132133413 |
6 | 2110400140 |
7 | 356144625 |
oct | 124366074 |
9 | 45603666 |
10 | 22146108 |
11 | 11556776 |
12 | 7500050 |
13 | 478520a |
14 | 2d26a4c |
15 | 1e26c23 |
hex | 151ec3c |
22146108 has 12 divisors (see below), whose sum is σ = 51674280. Its totient is φ = 7382032.
The previous prime is 22146101. The next prime is 22146127. The reversal of 22146108 is 80164122.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22146101) 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 3 ways as a sum of consecutive naturals, for example, 922743 + ... + 922766.
It is an arithmetic number, because the mean of its divisors is an integer number (4306190).
Almost surely, 222146108 is an apocalyptic number.
It is an amenable number.
22146108 is an abundant number, since it is smaller than the sum of its proper divisors (29528172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22146108 is a wasteful number, since it uses less digits than its factorization.
22146108 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1845516 (or 1845514 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 24.
The square root of 22146108 is about 4705.9651507422. The cubic root of 22146108 is about 280.8228684876.
The spelling of 22146108 in words is "twenty-two million, one hundred forty-six thousand, one hundred eight".
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