Base | Representation |
---|---|
bin | 10101110101010100… |
… | …001001100011110001 |
3 | 2020111210020110202021 |
4 | 111311110021203301 |
5 | 341002410142120 |
6 | 14434121551441 |
7 | 1456640442445 |
oct | 256524114361 |
9 | 66453213667 |
10 | 23443052785 |
11 | 9a3aaa0599 |
12 | 4663045581 |
13 | 2297ac5989 |
14 | 11c569c825 |
15 | 923179aaa |
hex | 5755098f1 |
23443052785 has 16 divisors (see below), whose sum is σ = 29791314000. Its totient is φ = 17648367616.
The previous prime is 23443052783. The next prime is 23443052807. The reversal of 23443052785 is 58725034432.
It can be written as a sum of positive squares in 8 ways, for example, as 425308129 + 23017744656 = 20623^2 + 151716^2 .
It is a cyclic number.
It is not a de Polignac number, because 23443052785 - 21 = 23443052783 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23443052783) 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 15 ways as a sum of consecutive naturals, for example, 605901 + ... + 643429.
It is an arithmetic number, because the mean of its divisors is an integer number (1861957125).
Almost surely, 223443052785 is an apocalyptic number.
It is an amenable number.
23443052785 is a deficient number, since it is larger than the sum of its proper divisors (6348261215).
23443052785 is a wasteful number, since it uses less digits than its factorization.
23443052785 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44900.
The product of its (nonzero) digits is 806400, while the sum is 43.
The spelling of 23443052785 in words is "twenty-three billion, four hundred forty-three million, fifty-two thousand, seven hundred eighty-five".
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