Base | Representation |
---|---|
bin | 1100110011110… |
… | …0001000000000 |
3 | 10202002102222202 |
4 | 3030330020000 |
5 | 102223124043 |
6 | 5155252332 |
7 | 1221433466 |
oct | 314741000 |
9 | 122072882 |
10 | 53723648 |
11 | 28364410 |
12 | 15baa0a8 |
13 | b190254 |
14 | 71c6836 |
15 | 4ab31b8 |
hex | 333c200 |
53723648 has 40 divisors (see below), whose sum is σ = 117113040. Its totient is φ = 24417280.
The previous prime is 53723647. The next prime is 53723669. The reversal of 53723648 is 84632735.
It is not an unprimeable number, because it can be changed into a prime (53723647) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 863 + ... + 10401.
It is an arithmetic number, because the mean of its divisors is an integer number (2927826).
Almost surely, 253723648 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 53723648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58556520).
53723648 is an abundant number, since it is smaller than the sum of its proper divisors (63389392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53723648 is an equidigital number, since it uses as much as digits as its factorization.
53723648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9568 (or 9552 counting only the distinct ones).
The product of its digits is 120960, while the sum is 38.
The square root of 53723648 is about 7329.6417374930. The cubic root of 53723648 is about 377.3304309843.
The spelling of 53723648 in words is "fifty-three million, seven hundred twenty-three thousand, six hundred forty-eight".
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