Base | Representation |
---|---|
bin | 101011010100… |
… | …1010001101010 |
3 | 1120201221222220 |
4 | 1112221101222 |
5 | 21303312300 |
6 | 2130454510 |
7 | 364026654 |
oct | 126512152 |
9 | 46657886 |
10 | 22713450 |
11 | 11903a51 |
12 | 7734436 |
13 | 4923516 |
14 | 30336d4 |
15 | 1ed9da0 |
hex | 15a946a |
22713450 has 24 divisors (see below), whose sum is σ = 56329728. Its totient is φ = 6056880.
The previous prime is 22713433. The next prime is 22713451. The reversal of 22713450 is 5431722.
It is a self number, because there is not a number n which added to its sum of digits gives 22713450.
It is not an unprimeable number, because it can be changed into a prime (22713451) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75562 + ... + 75861.
It is an arithmetic number, because the mean of its divisors is an integer number (2347072).
Almost surely, 222713450 is an apocalyptic number.
22713450 is an abundant number, since it is smaller than the sum of its proper divisors (33616278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22713450 is a wasteful number, since it uses less digits than its factorization.
22713450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151438 (or 151433 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 24.
The square root of 22713450 is about 4765.8629858610. The cubic root of 22713450 is about 283.2007299528.
The spelling of 22713450 in words is "twenty-two million, seven hundred thirteen thousand, four hundred fifty".
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