Base | Representation |
---|---|
bin | 1001101001000000… |
… | …01010001000001101 |
3 | 111100201012112010202 |
4 | 10310200022020031 |
5 | 41100002000441 |
6 | 2213331343245 |
7 | 242155452500 |
oct | 46440121015 |
9 | 14321175122 |
10 | 5175812621 |
11 | 221667a6a1 |
12 | 1005451b25 |
13 | 6463c7825 |
14 | 371589137 |
15 | 2045d419b |
hex | 13480a20d |
5175812621 has 12 divisors (see below), whose sum is σ = 6082919388. Its totient is φ = 4390670592.
The previous prime is 5175812617. The next prime is 5175812623. The reversal of 5175812621 is 1262185715.
It can be written as a sum of positive squares in 2 ways, for example, as 2269093225 + 2906719396 = 47635^2 + 53914^2 .
It is not a de Polignac number, because 5175812621 - 22 = 5175812617 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5175812623) 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 11 ways as a sum of consecutive naturals, for example, 539726 + ... + 549231.
It is an arithmetic number, because the mean of its divisors is an integer number (506909949).
Almost surely, 25175812621 is an apocalyptic number.
It is an amenable number.
5175812621 is a deficient number, since it is larger than the sum of its proper divisors (907106767).
5175812621 is a wasteful number, since it uses less digits than its factorization.
5175812621 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1089068 (or 1089061 counting only the distinct ones).
The product of its digits is 33600, while the sum is 38.
The square root of 5175812621 is about 71943.1207343690. The cubic root of 5175812621 is about 1729.7878743553.
The spelling of 5175812621 in words is "five billion, one hundred seventy-five million, eight hundred twelve thousand, six hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •