Base | Representation |
---|---|
bin | 1100111000111100101111… |
… | …11000010110100011100011 |
3 | 10201100202111101102202111201 |
4 | 12130132113320112203203 |
5 | 12203401114023141441 |
6 | 140141310321222031 |
7 | 5653601306610634 |
oct | 634362770264343 |
9 | 121322441382451 |
10 | 28345037318371 |
11 | 9039076681444 |
12 | 321955b791917 |
13 | 12a7c055829b7 |
14 | 6ddc9b22388b |
15 | 3424bd31ac31 |
hex | 19c797e168e3 |
28345037318371 has 2 divisors, whose sum is σ = 28345037318372. Its totient is φ = 28345037318370.
The previous prime is 28345037318291. The next prime is 28345037318453. The reversal of 28345037318371 is 17381373054382.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28345037318371 - 27 = 28345037318243 is a prime.
It is a super-2 number, since 2×283450373183712 (a number of 28 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (28345037318071) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14172518659185 + 14172518659186.
It is an arithmetic number, because the mean of its divisors is an integer number (14172518659186).
Almost surely, 228345037318371 is an apocalyptic number.
28345037318371 is a deficient number, since it is larger than the sum of its proper divisors (1).
28345037318371 is an equidigital number, since it uses as much as digits as its factorization.
28345037318371 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 10160640, while the sum is 55.
The spelling of 28345037318371 in words is "twenty-eight trillion, three hundred forty-five billion, thirty-seven million, three hundred eighteen thousand, three hundred seventy-one".
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