Base | Representation |
---|---|
bin | 101010111010… |
… | …0101111000101 |
3 | 1120100000210100 |
4 | 1111310233011 |
5 | 21224420440 |
6 | 2122114313 |
7 | 362142360 |
oct | 125645705 |
9 | 46300710 |
10 | 22498245 |
11 | 117772a0 |
12 | 764b999 |
13 | 4879593 |
14 | 2db90d7 |
15 | 1e96230 |
hex | 1574bc5 |
22498245 has 96 divisors (see below), whose sum is σ = 50079744. Its totient is φ = 9072000.
The previous prime is 22498243. The next prime is 22498271. The reversal of 22498245 is 54289422.
It is not a de Polignac number, because 22498245 - 21 = 22498243 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22498243) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 148920 + ... + 149070.
It is an arithmetic number, because the mean of its divisors is an integer number (521664).
Almost surely, 222498245 is an apocalyptic number.
It is an amenable number.
22498245 is an abundant number, since it is smaller than the sum of its proper divisors (27581499).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22498245 is a wasteful number, since it uses less digits than its factorization.
22498245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223 (or 220 counting only the distinct ones).
The product of its digits is 46080, while the sum is 36.
The square root of 22498245 is about 4743.2314934019. The cubic root of 22498245 is about 282.3034683924.
The spelling of 22498245 in words is "twenty-two million, four hundred ninety-eight thousand, two hundred forty-five".
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