Base | Representation |
---|---|
bin | 101010000101… |
… | …1100100010000 |
3 | 1112112010212210 |
4 | 1110023210100 |
5 | 21122124342 |
6 | 2104552120 |
7 | 355366440 |
oct | 124134420 |
9 | 45463783 |
10 | 22067472 |
11 | 11502689 |
12 | 7482640 |
13 | 475849b |
14 | 2d06120 |
15 | 1e0d79c |
hex | 150b910 |
22067472 has 40 divisors (see below), whose sum is σ = 65152576. Its totient is φ = 6304896.
The previous prime is 22067447. The next prime is 22067477. The reversal of 22067472 is 27476022.
It is not an unprimeable number, because it can be changed into a prime (22067477) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32503 + ... + 33174.
Almost surely, 222067472 is an apocalyptic number.
It is an amenable number.
22067472 is an abundant number, since it is smaller than the sum of its proper divisors (43085104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22067472 is a wasteful number, since it uses less digits than its factorization.
22067472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65695 (or 65689 counting only the distinct ones).
The product of its (nonzero) digits is 9408, while the sum is 30.
The square root of 22067472 is about 4697.6027929147. The cubic root of 22067472 is about 280.4900940512.
The spelling of 22067472 in words is "twenty-two million, sixty-seven thousand, four hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •