Base | Representation |
---|---|
bin | 10101111111111101… |
… | …100001110101110001 |
3 | 2020222020100021200001 |
4 | 111333331201311301 |
5 | 341334122003210 |
6 | 14503542230001 |
7 | 1464236621200 |
oct | 257775416561 |
9 | 66866307601 |
10 | 23621672305 |
11 | a021900030 |
12 | 46b2a25301 |
13 | 22c5b053ba |
14 | 12012b7237 |
15 | 933bae03a |
hex | 57ff61d71 |
23621672305 has 48 divisors (see below), whose sum is σ = 36192913344. Its totient is φ = 14634587520.
The previous prime is 23621672303. The next prime is 23621672317. The reversal of 23621672305 is 50327612632.
It is not a de Polignac number, because 23621672305 - 21 = 23621672303 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23621672303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 412399 + ... + 466171.
It is an arithmetic number, because the mean of its divisors is an integer number (754019028).
Almost surely, 223621672305 is an apocalyptic number.
It is an amenable number.
23621672305 is a deficient number, since it is larger than the sum of its proper divisors (12571241039).
23621672305 is a wasteful number, since it uses less digits than its factorization.
23621672305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53966 (or 53959 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 37.
The spelling of 23621672305 in words is "twenty-three billion, six hundred twenty-one million, six hundred seventy-two thousand, three hundred five".
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