Base | Representation |
---|---|
bin | 11001100110001110… |
… | …011001110110001000 |
3 | 2121221110121100000002 |
4 | 121212032121312020 |
5 | 422242110340223 |
6 | 20343143502132 |
7 | 1662046263413 |
oct | 314616316610 |
9 | 77843540002 |
10 | 27484855688 |
11 | 10724536974 |
12 | 53b0757948 |
13 | 2790292724 |
14 | 148a3b4b7a |
15 | aace0ae28 |
hex | 666399d88 |
27484855688 has 64 divisors (see below), whose sum is σ = 56291328000. Its totient is φ = 12532795200.
The previous prime is 27484855681. The next prime is 27484855711. The reversal of 27484855688 is 88655848472.
It is not an unprimeable number, because it can be changed into a prime (27484855681) 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, 884723 + ... + 915261.
It is an arithmetic number, because the mean of its divisors is an integer number (879552000).
Almost surely, 227484855688 is an apocalyptic number.
It is an amenable number.
27484855688 is an abundant number, since it is smaller than the sum of its proper divisors (28806472312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27484855688 is a wasteful number, since it uses less digits than its factorization.
27484855688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30786 (or 30782 counting only the distinct ones).
The product of its digits is 137625600, while the sum is 65.
The spelling of 27484855688 in words is "twenty-seven billion, four hundred eighty-four million, eight hundred fifty-five thousand, six hundred eighty-eight".
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