Base | Representation |
---|---|
bin | 1001100111001011… |
… | …10100101101001001 |
3 | 111022122102121022200 |
4 | 10303211310231021 |
5 | 41032043124041 |
6 | 2212023510413 |
7 | 241611462222 |
oct | 46345645511 |
9 | 14278377280 |
10 | 5160520521 |
11 | 2208a854a2 |
12 | 10002b8409 |
13 | 6431a2250 |
14 | 36d528249 |
15 | 2030b31b6 |
hex | 133974b49 |
5160520521 has 24 divisors (see below), whose sum is σ = 8086096200. Its totient is φ = 3152514816.
The previous prime is 5160520489. The next prime is 5160520559. The reversal of 5160520521 is 1250250615.
5160520521 is a `hidden beast` number, since 5 + 1 + 605 + 2 + 0 + 52 + 1 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 875508921 + 4285011600 = 29589^2 + 65460^2 .
It is not a de Polignac number, because 5160520521 - 25 = 5160520489 is a prime.
It is a super-2 number, since 2×51605205212 = 53261944095324222882, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (5160520591) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144946 + ... + 177003.
It is an arithmetic number, because the mean of its divisors is an integer number (336920675).
Almost surely, 25160520521 is an apocalyptic number.
It is an amenable number.
5160520521 is a deficient number, since it is larger than the sum of its proper divisors (2925575679).
5160520521 is a wasteful number, since it uses less digits than its factorization.
5160520521 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 322105 (or 322102 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 27.
The square root of 5160520521 is about 71836.7630186661. The cubic root of 5160520521 is about 1728.0826230829.
The spelling of 5160520521 in words is "five billion, one hundred sixty million, five hundred twenty thousand, five hundred twenty-one".
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