Base | Representation |
---|---|
bin | 1001110001010001… |
… | …01000001000010001 |
3 | 111112112122210111210 |
4 | 10320220220020101 |
5 | 41220224012041 |
6 | 2224245330333 |
7 | 243656652534 |
oct | 47050501021 |
9 | 14475583453 |
10 | 5245141521 |
11 | 2251822504 |
12 | 10247069a9 |
13 | 65788ca49 |
14 | 37a874a1b |
15 | 20a72b016 |
hex | 138a28211 |
5245141521 has 32 divisors (see below), whose sum is σ = 7444120320. Its totient is φ = 3279180800.
The previous prime is 5245141471. The next prime is 5245141537. The reversal of 5245141521 is 1251415425.
It is not a de Polignac number, because 5245141521 - 230 = 4171399697 is a prime.
It is not an unprimeable number, because it can be changed into a prime (5245141541) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 827956 + ... + 834266.
It is an arithmetic number, because the mean of its divisors is an integer number (232628760).
Almost surely, 25245141521 is an apocalyptic number.
It is an amenable number.
5245141521 is a deficient number, since it is larger than the sum of its proper divisors (2198978799).
5245141521 is a wasteful number, since it uses less digits than its factorization.
5245141521 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6617.
The product of its digits is 8000, while the sum is 30.
The square root of 5245141521 is about 72423.3492804634. The cubic root of 5245141521 is about 1737.4770235631.
Adding to 5245141521 its reverse (1251415425), we get a palindrome (6496556946).
The spelling of 5245141521 in words is "five billion, two hundred forty-five million, one hundred forty-one thousand, five hundred twenty-one".
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