Base | Representation |
---|---|
bin | 10111101100110000101000… |
… | …10000001010100100111111 |
3 | 20211112012010220201211200200 |
4 | 23312120110100022210333 |
5 | 23312324442033422430 |
6 | 302501303500254543 |
7 | 13656135001004613 |
oct | 1366302420124477 |
9 | 224465126654620 |
10 | 52115472951615 |
11 | 15673058919597 |
12 | 5a183b2541453 |
13 | 23106112b7548 |
14 | cc258c093343 |
15 | 60599a460460 |
hex | 2f661440a93f |
52115472951615 has 12 divisors (see below), whose sum is σ = 90333486449544. Its totient is φ = 27794918907504.
The previous prime is 52115472951601. The next prime is 52115472951673. The reversal of 52115472951615 is 51615927451125.
52115472951615 is a `hidden beast` number, since 5 + 2 + 1 + 1 + 5 + 472 + 9 + 5 + 161 + 5 = 666.
It is not a de Polignac number, because 52115472951615 - 29 = 52115472951103 is a prime.
It is a super-2 number, since 2×521154729516152 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 579060810529 + ... + 579060810618.
It is an arithmetic number, because the mean of its divisors is an integer number (7527790537462).
Almost surely, 252115472951615 is an apocalyptic number.
52115472951615 is a deficient number, since it is larger than the sum of its proper divisors (38218013497929).
52115472951615 is a wasteful number, since it uses less digits than its factorization.
52115472951615 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1158121621158 (or 1158121621155 counting only the distinct ones).
The product of its digits is 3780000, while the sum is 54.
The spelling of 52115472951615 in words is "fifty-two trillion, one hundred fifteen billion, four hundred seventy-two million, nine hundred fifty-one thousand, six hundred fifteen".
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