Base | Representation |
---|---|
bin | 11010100101000… |
… | …10111010110100 |
3 | 120112112211001211 |
4 | 31102202322310 |
5 | 424034343203 |
6 | 34042531204 |
7 | 5345113660 |
oct | 1522427264 |
9 | 515484054 |
10 | 222965428 |
11 | 104949254 |
12 | 62806b04 |
13 | 3726840a |
14 | 2187d8a0 |
15 | 14893c6d |
hex | d4a2eb4 |
222965428 has 24 divisors (see below), whose sum is σ = 446471424. Its totient is φ = 95440800.
The previous prime is 222965417. The next prime is 222965467. The reversal of 222965428 is 824569222.
222965428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21138 + ... + 29878.
It is an arithmetic number, because the mean of its divisors is an integer number (18602976).
Almost surely, 2222965428 is an apocalyptic number.
222965428 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
222965428 is an abundant number, since it is smaller than the sum of its proper divisors (223505996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222965428 is a wasteful number, since it uses less digits than its factorization.
222965428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9663 (or 9661 counting only the distinct ones).
The product of its digits is 138240, while the sum is 40.
The square root of 222965428 is about 14932.0269220223. The cubic root of 222965428 is about 606.3813601632.
The spelling of 222965428 in words is "two hundred twenty-two million, nine hundred sixty-five thousand, four hundred twenty-eight".
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