Base | Representation |
---|---|
bin | 110000101000000001… |
… | …100100101001001111 |
3 | 11222202200102010011201 |
4 | 300220001210221033 |
5 | 1323412020432211 |
6 | 35552505130331 |
7 | 3525561046006 |
oct | 605001445117 |
9 | 158680363151 |
10 | 52211108431 |
11 | 2016289a599 |
12 | a1514899a7 |
13 | 4c00b90601 |
14 | 275425dc3d |
15 | 1558a580c1 |
hex | c28064a4f |
52211108431 has 2 divisors, whose sum is σ = 52211108432. Its totient is φ = 52211108430.
The previous prime is 52211108423. The next prime is 52211108447. The reversal of 52211108431 is 13480111225.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 52211108431 - 23 = 52211108423 is a prime.
It is a super-2 number, since 2×522111084312 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 52211108431.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (52211168431) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26105554215 + 26105554216.
It is an arithmetic number, because the mean of its divisors is an integer number (26105554216).
Almost surely, 252211108431 is an apocalyptic number.
52211108431 is a deficient number, since it is larger than the sum of its proper divisors (1).
52211108431 is an equidigital number, since it uses as much as digits as its factorization.
52211108431 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1920, while the sum is 28.
Adding to 52211108431 its reverse (13480111225), we get a palindrome (65691219656).
The spelling of 52211108431 in words is "fifty-two billion, two hundred eleven million, one hundred eight thousand, four hundred thirty-one".
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