Base | Representation |
---|---|
bin | 10110100010101011… |
… | …11000111100111001 |
3 | 1011020102020221100120 |
4 | 23101111320330321 |
5 | 144241120023113 |
6 | 5320514123453 |
7 | 605621150355 |
oct | 132125707471 |
9 | 34212227316 |
10 | 12102111033 |
11 | 5150365161 |
12 | 2418b80589 |
13 | 11ab36715c |
14 | 82b3dc465 |
15 | 4ac6e0a23 |
hex | 2d1578f39 |
12102111033 has 16 divisors (see below), whose sum is σ = 16272076800. Its totient is φ = 8000251920.
The previous prime is 12102111023. The next prime is 12102111067. The reversal of 12102111033 is 33011120121.
It is a happy number.
It is not a de Polignac number, because 12102111033 - 212 = 12102106937 is a prime.
It is a super-2 number, since 2×121021110332 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12102111013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332568 + ... + 367158.
It is an arithmetic number, because the mean of its divisors is an integer number (1017004800).
Almost surely, 212102111033 is an apocalyptic number.
It is an amenable number.
12102111033 is a deficient number, since it is larger than the sum of its proper divisors (4169965767).
12102111033 is a wasteful number, since it uses less digits than its factorization.
12102111033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35572.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 12102111033 its reverse (33011120121), we get a palindrome (45113231154).
The spelling of 12102111033 in words is "twelve billion, one hundred two million, one hundred eleven thousand, thirty-three".
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