Base | Representation |
---|---|
bin | 1000001000111… |
… | …10111111001101 |
3 | 11202111012112120 |
4 | 10010132333031 |
5 | 114440044430 |
6 | 10435323153 |
7 | 1456256532 |
oct | 404367715 |
9 | 152435476 |
10 | 68284365 |
11 | 355aa066 |
12 | 1aa504b9 |
13 | 111ba966 |
14 | 90d6d89 |
15 | 5edc610 |
hex | 411efcd |
68284365 has 32 divisors (see below), whose sum is σ = 111371520. Its totient is φ = 35721216.
The previous prime is 68284331. The next prime is 68284379. The reversal of 68284365 is 56348286.
It is not a de Polignac number, because 68284365 - 211 = 68282317 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 298071 + ... + 298299.
It is an arithmetic number, because the mean of its divisors is an integer number (3480360).
Almost surely, 268284365 is an apocalyptic number.
It is an amenable number.
68284365 is a deficient number, since it is larger than the sum of its proper divisors (43087155).
68284365 is a wasteful number, since it uses less digits than its factorization.
68284365 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 533.
The product of its digits is 276480, while the sum is 42.
The square root of 68284365 is about 8263.4354235996. The cubic root of 68284365 is about 408.7336796409.
The spelling of 68284365 in words is "sixty-eight million, two hundred eighty-four thousand, three hundred sixty-five".
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