Base | Representation |
---|---|
bin | 11001110101101111… |
… | …000000010110110000 |
3 | 2122121121020002120220 |
4 | 121311233000112300 |
5 | 423310213412042 |
6 | 20425040533040 |
7 | 2001356056356 |
oct | 316557002660 |
9 | 78547202526 |
10 | 27745060272 |
11 | 108483aa486 |
12 | 5463921180 |
13 | 2802168b37 |
14 | 14b2b897d6 |
15 | ac5ba88ec |
hex | 675bc05b0 |
27745060272 has 40 divisors (see below), whose sum is σ = 71941221360. Its totient is φ = 9213968640.
The previous prime is 27745060249. The next prime is 27745060279. The reversal of 27745060272 is 27206054772.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (27745060279) 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 7 ways as a sum of consecutive naturals, for example, 1061479 + ... + 1087302.
It is an arithmetic number, because the mean of its divisors is an integer number (1798530534).
Almost surely, 227745060272 is an apocalyptic number.
It is an amenable number.
27745060272 is an abundant number, since it is smaller than the sum of its proper divisors (44196161088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27745060272 is a wasteful number, since it uses less digits than its factorization.
27745060272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2149061 (or 2149055 counting only the distinct ones).
The product of its (nonzero) digits is 329280, while the sum is 42.
The spelling of 27745060272 in words is "twenty-seven billion, seven hundred forty-five million, sixty thousand, two hundred seventy-two".
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