Base | Representation |
---|---|
bin | 101010110100… |
… | …0101011100100 |
3 | 1120020112001120 |
4 | 1111220223210 |
5 | 21221330433 |
6 | 2121053540 |
7 | 361545411 |
oct | 125505344 |
9 | 46215046 |
10 | 22448868 |
11 | 11743192 |
12 | 76272b0 |
13 | 485cc70 |
14 | 2da5108 |
15 | 1e867b3 |
hex | 1568ae4 |
22448868 has 48 divisors (see below), whose sum is σ = 56843136. Its totient is φ = 6854400.
The previous prime is 22448863. The next prime is 22448869. The reversal of 22448868 is 86884422.
It is not an unprimeable number, because it can be changed into a prime (22448863) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23080 + ... + 24032.
It is an arithmetic number, because the mean of its divisors is an integer number (1184232).
Almost surely, 222448868 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22448868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28421568).
22448868 is an abundant number, since it is smaller than the sum of its proper divisors (34394268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22448868 is a wasteful number, since it uses less digits than its factorization.
22448868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1124 (or 1122 counting only the distinct ones).
The product of its digits is 196608, while the sum is 42.
The square root of 22448868 is about 4738.0236386071. The cubic root of 22448868 is about 282.0967928887.
The spelling of 22448868 in words is "twenty-two million, four hundred forty-eight thousand, eight hundred sixty-eight".
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