Base | Representation |
---|---|
bin | 11010001010000011… |
… | …011111010101100010 |
3 | 2200111100201022210222 |
4 | 122022003133111202 |
5 | 430010002134440 |
6 | 20522535523042 |
7 | 2012665562126 |
oct | 321203372542 |
9 | 80440638728 |
10 | 28085974370 |
11 | 10a02889273 |
12 | 5539b29482 |
13 | 285799055c |
14 | 150616d586 |
15 | ae5a9a2b5 |
hex | 68a0df562 |
28085974370 has 16 divisors (see below), whose sum is σ = 50563476288. Its totient is φ = 11232451440.
The previous prime is 28085974309. The next prime is 28085974421. The reversal of 28085974370 is 7347958082.
It is an unprimeable number.
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, 180686 + ... + 298025.
It is an arithmetic number, because the mean of its divisors is an integer number (3160217268).
Almost surely, 228085974370 is an apocalyptic number.
28085974370 is a deficient number, since it is larger than the sum of its proper divisors (22477501918).
28085974370 is a wasteful number, since it uses less digits than its factorization.
28085974370 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 484585.
The product of its (nonzero) digits is 3386880, while the sum is 53.
The spelling of 28085974370 in words is "twenty-eight billion, eighty-five million, nine hundred seventy-four thousand, three hundred seventy".
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