Base | Representation |
---|---|
bin | 10010101110101110… |
… | …001001100001101010 |
3 | 1220220120202221021112 |
4 | 102232232021201222 |
5 | 312141431434120 |
6 | 13123340510322 |
7 | 1311242254115 |
oct | 225656114152 |
9 | 56816687245 |
10 | 20111202410 |
11 | 8590282042 |
12 | 3a9324b3a2 |
13 | 1b86741390 |
14 | d8ad9157c |
15 | 7ca8d4bc5 |
hex | 4aeb8986a |
20111202410 has 16 divisors (see below), whose sum is σ = 38984792616. Its totient is φ = 7425674688.
The previous prime is 20111202401. The next prime is 20111202413. The reversal of 20111202410 is 1420211102.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 11184543049 + 8926659361 = 105757^2 + 94481^2 .
It is not an unprimeable number, because it can be changed into a prime (20111202413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77350649 + ... + 77350908.
Almost surely, 220111202410 is an apocalyptic number.
20111202410 is a deficient number, since it is larger than the sum of its proper divisors (18873590206).
20111202410 is a wasteful number, since it uses less digits than its factorization.
20111202410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154701577.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20111202410 its reverse (1420211102), we get a palindrome (21531413512).
The spelling of 20111202410 in words is "twenty billion, one hundred eleven million, two hundred two thousand, four hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •