Base | Representation |
---|---|
bin | 11010010111011100… |
… | …011011111111101100 |
3 | 2201002000102102001211 |
4 | 122113130123333230 |
5 | 430440004234332 |
6 | 21001122444204 |
7 | 2021364166111 |
oct | 322734337754 |
9 | 81060372054 |
10 | 28310618092 |
11 | 11008673439 |
12 | 55a1203664 |
13 | 2892395833 |
14 | 1527d28908 |
15 | b0a671447 |
hex | 69771bfec |
28310618092 has 24 divisors (see below), whose sum is σ = 52548897744. Its totient is φ = 13299535872.
The previous prime is 28310618047. The next prime is 28310618093. The reversal of 28310618092 is 29081601382.
It is not an unprimeable number, because it can be changed into a prime (28310618093) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321538 + ... + 400009.
It is an arithmetic number, because the mean of its divisors is an integer number (2189537406).
Almost surely, 228310618092 is an apocalyptic number.
It is an amenable number.
28310618092 is a deficient number, since it is larger than the sum of its proper divisors (24238279652).
28310618092 is a wasteful number, since it uses less digits than its factorization.
28310618092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 722145 (or 722143 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 40.
The spelling of 28310618092 in words is "twenty-eight billion, three hundred ten million, six hundred eighteen thousand, ninety-two".
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