Base | Representation |
---|---|
bin | 1100100001011… |
… | …0100001010001 |
3 | 10122211100022202 |
4 | 3020112201101 |
5 | 101421133131 |
6 | 5113412545 |
7 | 1205264366 |
oct | 310264121 |
9 | 118740282 |
10 | 52521041 |
11 | 27712921 |
12 | 1570a155 |
13 | ab5ba51 |
14 | 6d9246d |
15 | 4926bcb |
hex | 3216851 |
52521041 has 8 divisors (see below), whose sum is σ = 56967624. Its totient is φ = 48225280.
The previous prime is 52520981. The next prime is 52521047. The reversal of 52521041 is 14012525.
It can be written as a sum of positive squares in 4 ways, for example, as 12780625 + 39740416 = 3575^2 + 6304^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-52521041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52521047) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36980 + ... + 38373.
It is an arithmetic number, because the mean of its divisors is an integer number (7120953).
Almost surely, 252521041 is an apocalyptic number.
It is an amenable number.
52521041 is a deficient number, since it is larger than the sum of its proper divisors (4446583).
52521041 is a wasteful number, since it uses less digits than its factorization.
52521041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75411.
The product of its (nonzero) digits is 400, while the sum is 20.
The square root of 52521041 is about 7247.1401945871. The cubic root of 52521041 is about 374.4936359697.
Adding to 52521041 its reverse (14012525), we get a palindrome (66533566).
The spelling of 52521041 in words is "fifty-two million, five hundred twenty-one thousand, forty-one".
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