Base | Representation |
---|---|
bin | 110101111100… |
… | …1111010010110 |
3 | 1222020002221101 |
4 | 1223321322112 |
5 | 24220132424 |
6 | 2450140314 |
7 | 462301156 |
oct | 153717226 |
9 | 58202841 |
10 | 28286614 |
11 | 14a70174 |
12 | 958169a |
13 | 5b25155 |
14 | 3a84766 |
15 | 273b344 |
hex | 1af9e96 |
28286614 has 8 divisors (see below), whose sum is σ = 42473448. Its totient is φ = 14128800.
The previous prime is 28286593. The next prime is 28286617. The reversal of 28286614 is 41668282.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28286617) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4627 + ... + 8830.
It is an arithmetic number, because the mean of its divisors is an integer number (5309181).
Almost surely, 228286614 is an apocalyptic number.
28286614 is a deficient number, since it is larger than the sum of its proper divisors (14186834).
28286614 is a wasteful number, since it uses less digits than its factorization.
28286614 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14510.
The product of its digits is 36864, while the sum is 37.
The square root of 28286614 is about 5318.5161464454. The cubic root of 28286614 is about 304.6914877357.
It can be divided in two parts, 28286 and 614, that added together give a square (28900 = 1702).
The spelling of 28286614 in words is "twenty-eight million, two hundred eighty-six thousand, six hundred fourteen".
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