Base | Representation |
---|---|
bin | 101011110010… |
… | …0100110001100 |
3 | 1121012022022002 |
4 | 1113210212030 |
5 | 21334101203 |
6 | 2140011432 |
7 | 366061235 |
oct | 127444614 |
9 | 47168262 |
10 | 22956428 |
11 | 11a5a560 |
12 | 7830b78 |
13 | 49a9cb1 |
14 | 309808c |
15 | 2036d88 |
hex | 15e498c |
22956428 has 48 divisors (see below), whose sum is σ = 45964800. Its totient is φ = 9938880.
The previous prime is 22956413. The next prime is 22956463. The reversal of 22956428 is 82465922.
It is a junction number, because it is equal to n+sod(n) for n = 22956391 and 22956400.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95933 + ... + 96171.
It is an arithmetic number, because the mean of its divisors is an integer number (957600).
Almost surely, 222956428 is an apocalyptic number.
It is an amenable number.
22956428 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
22956428 is a wasteful number, since it uses less digits than its factorization.
22956428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 350 (or 348 counting only the distinct ones).
The product of its digits is 69120, while the sum is 38.
The square root of 22956428 is about 4791.2866747879. The cubic root of 22956428 is about 284.2070004448.
The spelling of 22956428 in words is "twenty-two million, nine hundred fifty-six thousand, four hundred twenty-eight".
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