Base | Representation |
---|---|
bin | 11001111100010010… |
… | …101001010100111110 |
3 | 2122220021012222200001 |
4 | 121330102221110332 |
5 | 424021344111210 |
6 | 20444010424514 |
7 | 2004163105132 |
oct | 317422512476 |
9 | 78807188601 |
10 | 27855066430 |
11 | 108a4505764 |
12 | 549473213a |
13 | 281bba3c39 |
14 | 14c36233c2 |
15 | ad068803a |
hex | 67c4a953e |
27855066430 has 96 divisors (see below), whose sum is σ = 53454256128. Its totient is φ = 10438468800.
The previous prime is 27855066427. The next prime is 27855066467. The reversal of 27855066430 is 3466055872.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89565975 + ... + 89566285.
It is an arithmetic number, because the mean of its divisors is an integer number (556815168).
Almost surely, 227855066430 is an apocalyptic number.
27855066430 is a deficient number, since it is larger than the sum of its proper divisors (25599189698).
27855066430 is a wasteful number, since it uses less digits than its factorization.
27855066430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 550 (or 491 counting only the distinct ones).
The product of its (nonzero) digits is 1209600, while the sum is 46.
The spelling of 27855066430 in words is "twenty-seven billion, eight hundred fifty-five million, sixty-six thousand, four hundred thirty".
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