Base | Representation |
---|---|
bin | 1100101100011… |
… | …1000010110001 |
3 | 10201012002011000 |
4 | 3023013002301 |
5 | 102112302311 |
6 | 5141112213 |
7 | 1214365362 |
oct | 313070261 |
9 | 121162130 |
10 | 53244081 |
11 | 28067080 |
12 | 159b8669 |
13 | b052b97 |
14 | 70ddb69 |
15 | 4a1b056 |
hex | 32c70b1 |
53244081 has 32 divisors (see below), whose sum is σ = 88842240. Its totient is φ = 31222800.
The previous prime is 53244077. The next prime is 53244097. The reversal of 53244081 is 18044235.
It is not a de Polignac number, because 53244081 - 22 = 53244077 is a prime.
It is a super-2 number, since 2×532440812 = 5669864323069122, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53244031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6316 + ... + 12098.
It is an arithmetic number, because the mean of its divisors is an integer number (2776320).
Almost surely, 253244081 is an apocalyptic number.
It is an amenable number.
53244081 is a deficient number, since it is larger than the sum of its proper divisors (35598159).
53244081 is a wasteful number, since it uses less digits than its factorization.
53244081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5834 (or 5828 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 53244081 is about 7296.8541851952. The cubic root of 53244081 is about 376.2043201608.
The spelling of 53244081 in words is "fifty-three million, two hundred forty-four thousand, eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •