Base | Representation |
---|---|
bin | 11010001100100011… |
… | …011001111100010001 |
3 | 2200121021121010112111 |
4 | 122030203121330101 |
5 | 430101220122223 |
6 | 20531034225321 |
7 | 2014015110460 |
oct | 321443317421 |
9 | 80537533474 |
10 | 28127895313 |
11 | 10a24511081 |
12 | 554bb85241 |
13 | 286357a54b |
14 | 150b9629d7 |
15 | ae95cb30d |
hex | 68c8d9f11 |
28127895313 has 8 divisors (see below), whose sum is σ = 32464445760. Its totient is φ = 23870914800.
The previous prime is 28127895293. The next prime is 28127895347. The reversal of 28127895313 is 31359872182.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28127895313 - 25 = 28127895281 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28127895113) 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, 19891723 + ... + 19893136.
It is an arithmetic number, because the mean of its divisors is an integer number (4058055720).
Almost surely, 228127895313 is an apocalyptic number.
It is an amenable number.
28127895313 is a deficient number, since it is larger than the sum of its proper divisors (4336550447).
28127895313 is a wasteful number, since it uses less digits than its factorization.
28127895313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39784967.
The product of its digits is 725760, while the sum is 49.
The spelling of 28127895313 in words is "twenty-eight billion, one hundred twenty-seven million, eight hundred ninety-five thousand, three hundred thirteen".
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