Base | Representation |
---|---|
bin | 1010110111101110100110… |
… | …00111011011100010110110 |
3 | 10010122022001222122110012110 |
4 | 11123313103013123202312 |
5 | 11113130002421131041 |
6 | 122501453233231450 |
7 | 5015040023246424 |
oct | 533672307334266 |
9 | 103568058573173 |
10 | 23905034942646 |
11 | 7687083027530 |
12 | 2820b57a02586 |
13 | 1045309744230 |
14 | 5c901d0d6114 |
15 | 2b6c58b61516 |
hex | 15bdd31db8b6 |
23905034942646 has 128 divisors (see below), whose sum is σ = 59481068774400. Its totient is φ = 6292479836160.
The previous prime is 23905034942641. The next prime is 23905034942647. The reversal of 23905034942646 is 64624943050932.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23905034942641) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 104306710 + ... + 104535638.
It is an arithmetic number, because the mean of its divisors is an integer number (464695849800).
Almost surely, 223905034942646 is an apocalyptic number.
23905034942646 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 23905034942646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29740534387200).
23905034942646 is an abundant number, since it is smaller than the sum of its proper divisors (35576033831754).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23905034942646 is a wasteful number, since it uses less digits than its factorization.
23905034942646 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 236134.
The product of its (nonzero) digits is 33592320, while the sum is 57.
The spelling of 23905034942646 in words is "twenty-three trillion, nine hundred five billion, thirty-four million, nine hundred forty-two thousand, six hundred forty-six".
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