Base | Representation |
---|---|
bin | 11001111001010011… |
… | …110110010110100011 |
3 | 2122202210002220101212 |
4 | 121321103312112203 |
5 | 423421043102100 |
6 | 20435022420335 |
7 | 2003015012342 |
oct | 317123662643 |
9 | 78683086355 |
10 | 27805050275 |
11 | 108792538a2 |
12 | 547ba316ab |
13 | 2811711392 |
14 | 14bab23b59 |
15 | acb0a8635 |
hex | 6794f65a3 |
27805050275 has 12 divisors (see below), whose sum is σ = 34480347432. Its totient is φ = 22242695040.
The previous prime is 27805050271. The next prime is 27805050289. The reversal of 27805050275 is 57205050872.
It is not a de Polignac number, because 27805050275 - 22 = 27805050271 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (27805050271) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 713444 + ... + 751406.
It is an arithmetic number, because the mean of its divisors is an integer number (2873362286).
Almost surely, 227805050275 is an apocalyptic number.
27805050275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
27805050275 is a deficient number, since it is larger than the sum of its proper divisors (6675297157).
27805050275 is a wasteful number, since it uses less digits than its factorization.
27805050275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67270 (or 67265 counting only the distinct ones).
The product of its (nonzero) digits is 196000, while the sum is 41.
The spelling of 27805050275 in words is "twenty-seven billion, eight hundred five million, fifty thousand, two hundred seventy-five".
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