Base | Representation |
---|---|
bin | 100110100111… |
… | …1011100001100 |
3 | 1102002201111020 |
4 | 1031033130030 |
5 | 20140421312 |
6 | 2001554140 |
7 | 334052016 |
oct | 115173414 |
9 | 42081436 |
10 | 20248332 |
11 | 1047a965 |
12 | 6945950 |
13 | 426c480 |
14 | 29911b6 |
15 | 1b9e78c |
hex | 134f70c |
20248332 has 96 divisors (see below), whose sum is σ = 54190080. Its totient is φ = 5840640.
The previous prime is 20248321. The next prime is 20248337. The reversal of 20248332 is 23384202.
It is not an unprimeable number, because it can be changed into a prime (20248337) 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 31 ways as a sum of consecutive naturals, for example, 256269 + ... + 256347.
It is an arithmetic number, because the mean of its divisors is an integer number (564480).
Almost surely, 220248332 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 20248332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27095040).
20248332 is an abundant number, since it is smaller than the sum of its proper divisors (33941748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20248332 is a wasteful number, since it uses less digits than its factorization.
20248332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183 (or 181 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
The square root of 20248332 is about 4499.8146628500. The cubic root of 20248332 is about 272.5606048745.
The spelling of 20248332 in words is "twenty million, two hundred forty-eight thousand, three hundred thirty-two".
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