Base | Representation |
---|---|
bin | 101010101010… |
… | …1101000110000 |
3 | 1120002120001112 |
4 | 1111111220300 |
5 | 21211331424 |
6 | 2115252452 |
7 | 361102115 |
oct | 125255060 |
9 | 46076045 |
10 | 22370864 |
11 | 1169a61a |
12 | 75aa128 |
13 | 48335c9 |
14 | 2d8490c |
15 | 1e6d60e |
hex | 1555a30 |
22370864 has 20 divisors (see below), whose sum is σ = 43424304. Its totient is φ = 11164608.
The previous prime is 22370863. The next prime is 22370897. The reversal of 22370864 is 46807322.
It is a super-2 number, since 2×223708642 = 1000911112212992, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 22370864.
It is not an unprimeable number, because it can be changed into a prime (22370863) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 11189 + ... + 13035.
Almost surely, 222370864 is an apocalyptic number.
It is an amenable number.
22370864 is a deficient number, since it is larger than the sum of its proper divisors (21053440).
22370864 is a wasteful number, since it uses less digits than its factorization.
22370864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2612 (or 2606 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 32.
The square root of 22370864 is about 4729.7847731160. The cubic root of 22370864 is about 281.7696759579.
The spelling of 22370864 in words is "twenty-two million, three hundred seventy thousand, eight hundred sixty-four".
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