Base | Representation |
---|---|
bin | 101001111101… |
… | …1001100000010 |
3 | 1112101201212010 |
4 | 1103323030002 |
5 | 21113003021 |
6 | 2103313350 |
7 | 355000032 |
oct | 123731402 |
9 | 45351763 |
10 | 22000386 |
11 | 11467241 |
12 | 744b856 |
13 | 4733aa5 |
14 | 2cc98c2 |
15 | 1de8976 |
hex | 14fb302 |
22000386 has 32 divisors (see below), whose sum is σ = 45800640. Its totient is φ = 7036736.
The previous prime is 22000379. The next prime is 22000387. The reversal of 22000386 is 68300022.
It is not an unprimeable number, because it can be changed into a prime (22000387) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39220 + ... + 39776.
It is an arithmetic number, because the mean of its divisors is an integer number (1431270).
Almost surely, 222000386 is an apocalyptic number.
22000386 is an abundant number, since it is smaller than the sum of its proper divisors (23800254).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22000386 is a wasteful number, since it uses less digits than its factorization.
22000386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 818.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 22000386 is about 4690.4569073812. The cubic root of 22000386 is about 280.2055718244.
The spelling of 22000386 in words is "twenty-two million, three hundred eighty-six", and thus it is an aban number.
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