Base | Representation |
---|---|
bin | 101011011111… |
… | …0110000101000 |
3 | 1120220102201002 |
4 | 1112332300220 |
5 | 21314121243 |
6 | 2132414132 |
7 | 364544345 |
oct | 126766050 |
9 | 46812632 |
10 | 22801448 |
11 | 1196407a |
12 | 7777348 |
13 | 49545a7 |
14 | 30577cc |
15 | 2005eb8 |
hex | 15bec28 |
22801448 has 16 divisors (see below), whose sum is σ = 43560180. Its totient is φ = 11185408.
The previous prime is 22801447. The next prime is 22801451. The reversal of 22801448 is 84410822.
It can be written as a sum of positive squares in 2 ways, for example, as 21883684 + 917764 = 4678^2 + 958^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 22801448.
It is not an unprimeable number, because it can be changed into a prime (22801447) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 26465 + ... + 27312.
Almost surely, 222801448 is an apocalyptic number.
It is an amenable number.
22801448 is a deficient number, since it is larger than the sum of its proper divisors (20758732).
22801448 is a wasteful number, since it uses less digits than its factorization.
22801448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53836 (or 53832 counting only the distinct ones).
The product of its (nonzero) digits is 4096, while the sum is 29.
The square root of 22801448 is about 4775.0861772328. The cubic root of 22801448 is about 283.5659905253.
The spelling of 22801448 in words is "twenty-two million, eight hundred one thousand, four hundred forty-eight".
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