Base | Representation |
---|---|
bin | 10010110110110000… |
… | …110111111010001101 |
3 | 1221020222200012012010 |
4 | 102312300313322031 |
5 | 312431002300123 |
6 | 13145000531433 |
7 | 1314501205641 |
oct | 226660677215 |
9 | 57228605163 |
10 | 20246134413 |
11 | 864a46249a |
12 | 3b10480b79 |
13 | 1ba86959bb |
14 | da0c76c21 |
15 | 7d7689993 |
hex | 4b6c37e8d |
20246134413 has 16 divisors (see below), whose sum is σ = 27125130816. Its totient is φ = 13432404480.
The previous prime is 20246134409. The next prime is 20246134421. The reversal of 20246134413 is 31443164202.
It is not a de Polignac number, because 20246134413 - 22 = 20246134409 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20246134483) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 661693 + ... + 691613.
It is an arithmetic number, because the mean of its divisors is an integer number (1695320676).
Almost surely, 220246134413 is an apocalyptic number.
It is an amenable number.
20246134413 is a deficient number, since it is larger than the sum of its proper divisors (6878996403).
20246134413 is a wasteful number, since it uses less digits than its factorization.
20246134413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31004.
The product of its (nonzero) digits is 13824, while the sum is 30.
Adding to 20246134413 its reverse (31443164202), we get a palindrome (51689298615).
The spelling of 20246134413 in words is "twenty billion, two hundred forty-six million, one hundred thirty-four thousand, four hundred thirteen".
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