Base | Representation |
---|---|
bin | 10111111011010011001000… |
… | …00011111100111001101001 |
3 | 20220021221120202221110011111 |
4 | 23331221210003330321221 |
5 | 23344021034200232411 |
6 | 303523002113430321 |
7 | 14040211305666352 |
oct | 1375514403747151 |
9 | 226257522843144 |
10 | 52615028133481 |
11 | 158459a978a5a0 |
12 | 5a9918a56b3a1 |
13 | 2348764231108 |
14 | cdc81c1a6d29 |
15 | 613986eca721 |
hex | 2fda640fce69 |
52615028133481 has 16 divisors (see below), whose sum is σ = 61023858433920. Its totient is φ = 44888949339520.
The previous prime is 52615028133439. The next prime is 52615028133497. The reversal of 52615028133481 is 18433182051625.
It is a de Polignac number, because none of the positive numbers 2k-52615028133481 is a prime.
It is a super-2 number, since 2×526150281334812 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52615022133481) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1961916196 + ... + 1961943013.
It is an arithmetic number, because the mean of its divisors is an integer number (3813991152120).
Almost surely, 252615028133481 is an apocalyptic number.
It is an amenable number.
52615028133481 is a deficient number, since it is larger than the sum of its proper divisors (8408830300439).
52615028133481 is a wasteful number, since it uses less digits than its factorization.
52615028133481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3923859296.
The product of its (nonzero) digits is 1382400, while the sum is 49.
The spelling of 52615028133481 in words is "fifty-two trillion, six hundred fifteen billion, twenty-eight million, one hundred thirty-three thousand, four hundred eighty-one".
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