Base | Representation |
---|---|
bin | 111101000000110001… |
… | …0011010110000000100 |
3 | 110112012011120120121201 |
4 | 1322001202122300010 |
5 | 4121313202132322 |
6 | 140105114352244 |
7 | 12315566123164 |
oct | 1720142326004 |
9 | 415164516551 |
10 | 131022302212 |
11 | 5062574599a |
12 | 2148712b684 |
13 | c48091cc99 |
14 | 64ad1805a4 |
15 | 361c99cd27 |
hex | 1e8189ac04 |
131022302212 has 12 divisors (see below), whose sum is σ = 234621332176. Its totient is φ = 63987635880.
The previous prime is 131022302197. The next prime is 131022302219. The reversal of 131022302212 is 212203220131.
It is a self number, because there is not a number n which added to its sum of digits gives 131022302212.
It is not an unprimeable number, because it can be changed into a prime (131022302219) 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, 380878614 + ... + 380878957.
Almost surely, 2131022302212 is an apocalyptic number.
It is an amenable number.
131022302212 is a deficient number, since it is larger than the sum of its proper divisors (103599029964).
131022302212 is a wasteful number, since it uses less digits than its factorization.
131022302212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 761757618 (or 761757616 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 131022302212 its reverse (212203220131), we get a palindrome (343225522343).
The spelling of 131022302212 in words is "one hundred thirty-one billion, twenty-two million, three hundred two thousand, two hundred twelve".
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