Base | Representation |
---|---|
bin | 111110101111111… |
… | …1110100001000101 |
3 | 12102201221020101111 |
4 | 1331133332201011 |
5 | 13303004101113 |
6 | 544532525021 |
7 | 103114514434 |
oct | 17537764105 |
9 | 5381836344 |
10 | 2105534533 |
11 | 990579293 |
12 | 4a9180771 |
13 | 2772a802b |
14 | 15d8cb11b |
15 | c4cac13d |
hex | 7d7fe845 |
2105534533 has 4 divisors (see below), whose sum is σ = 2216352160. Its totient is φ = 1994716908.
The previous prime is 2105534527. The next prime is 2105534567. The reversal of 2105534533 is 3354355012.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2105534533 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2105534495 and 2105534504.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2105534033) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55408785 + ... + 55408822.
It is an arithmetic number, because the mean of its divisors is an integer number (554088040).
Almost surely, 22105534533 is an apocalyptic number.
It is an amenable number.
2105534533 is a deficient number, since it is larger than the sum of its proper divisors (110817627).
2105534533 is a wasteful number, since it uses less digits than its factorization.
2105534533 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110817626.
The product of its (nonzero) digits is 27000, while the sum is 31.
The square root of 2105534533 is about 45886.1039204681. The cubic root of 2105534533 is about 1281.7031634763.
Adding to 2105534533 its reverse (3354355012), we get a palindrome (5459889545).
The spelling of 2105534533 in words is "two billion, one hundred five million, five hundred thirty-four thousand, five hundred thirty-three".
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