Base | Representation |
---|---|
bin | 110111010010… |
… | …0000001111110 |
3 | 2000112111210002 |
4 | 1232210001332 |
5 | 24404432142 |
6 | 2513114302 |
7 | 501232526 |
oct | 156440176 |
9 | 60474702 |
10 | 28983422 |
11 | 153a6746 |
12 | 9858992 |
13 | 600a370 |
14 | 3bc6686 |
15 | 2827a32 |
hex | 1ba407e |
28983422 has 16 divisors (see below), whose sum is σ = 46908960. Its totient is φ = 13351392.
The previous prime is 28983413. The next prime is 28983431. The reversal of 28983422 is 22438982.
It is an interprime number because it is at equal distance from previous prime (28983413) and next prime (28983431).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23288 + ... + 24500.
It is an arithmetic number, because the mean of its divisors is an integer number (2931810).
Almost surely, 228983422 is an apocalyptic number.
28983422 is a deficient number, since it is larger than the sum of its proper divisors (17925538).
28983422 is a wasteful number, since it uses less digits than its factorization.
28983422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2147.
The product of its digits is 55296, while the sum is 38.
The square root of 28983422 is about 5383.6253584365. The cubic root of 28983422 is about 307.1731278826.
The spelling of 28983422 in words is "twenty-eight million, nine hundred eighty-three thousand, four hundred twenty-two".
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