Base | Representation |
---|---|
bin | 11000011010111101… |
… | …00010001110100100 |
3 | 1020211201200022211211 |
4 | 30031132202032210 |
5 | 203322404311322 |
6 | 10004554241204 |
7 | 642621514366 |
oct | 141536421644 |
9 | 36751608754 |
10 | 13111010212 |
11 | 5618907033 |
12 | 265aa26204 |
13 | 130c39bb11 |
14 | 8c53c4d36 |
15 | 51b07db77 |
hex | 30d7a23a4 |
13111010212 has 12 divisors (see below), whose sum is σ = 23039473996. Its totient is φ = 6528303360.
The previous prime is 13111010201. The next prime is 13111010233. The reversal of 13111010212 is 21201011131.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 3447333796 + 9663676416 = 58714^2 + 98304^2 .
It is a junction number, because it is equal to n+sod(n) for n = 13111010192 and 13111010201.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6799353 + ... + 6801280.
Almost surely, 213111010212 is an apocalyptic number.
It is an amenable number.
13111010212 is a deficient number, since it is larger than the sum of its proper divisors (9928463784).
13111010212 is a wasteful number, since it uses less digits than its factorization.
13111010212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13600878 (or 13600876 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 13.
Adding to 13111010212 its reverse (21201011131), we get a palindrome (34312021343).
The spelling of 13111010212 in words is "thirteen billion, one hundred eleven million, ten thousand, two hundred twelve".
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