Base | Representation |
---|---|
bin | 101011101001… |
… | …1001111001000 |
3 | 1121001200202110 |
4 | 1113103033020 |
5 | 21324312240 |
6 | 2134302320 |
7 | 365344023 |
oct | 127231710 |
9 | 47050673 |
10 | 22885320 |
11 | 11a11097 |
12 | 77b79a0 |
13 | 4983813 |
14 | 307a1ba |
15 | 2020c80 |
hex | 15d33c8 |
22885320 has 32 divisors (see below), whose sum is σ = 68656320. Its totient is φ = 6102720.
The previous prime is 22885301. The next prime is 22885337. The reversal of 22885320 is 2358822.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95236 + ... + 95475.
It is an arithmetic number, because the mean of its divisors is an integer number (2145510).
Almost surely, 222885320 is an apocalyptic number.
22885320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22885320 is an abundant number, since it is smaller than the sum of its proper divisors (45771000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22885320 is a wasteful number, since it uses less digits than its factorization.
22885320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190725 (or 190721 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 30.
The square root of 22885320 is about 4783.8603658552. The cubic root of 22885320 is about 283.9132512938.
The spelling of 22885320 in words is "twenty-two million, eight hundred eighty-five thousand, three hundred twenty".
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