Base | Representation |
---|---|
bin | 1010001000101… |
… | …10000000001111 |
3 | 12220222201002001 |
4 | 11010112000033 |
5 | 133231243113 |
6 | 12234213131 |
7 | 2051461444 |
oct | 504260017 |
9 | 186881061 |
10 | 85024783 |
11 | 43aa3418 |
12 | 245841a7 |
13 | 147cc52c |
14 | b4139cb |
15 | 76e77dd |
hex | 511600f |
85024783 has 4 divisors (see below), whose sum is σ = 85074880. Its totient is φ = 84974688.
The previous prime is 85024759. The next prime is 85024817. The reversal of 85024783 is 38742058.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 85024783 - 221 = 82927631 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85024733) 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, 22410 + ... + 25927.
It is an arithmetic number, because the mean of its divisors is an integer number (21268720).
Almost surely, 285024783 is an apocalyptic number.
85024783 is a deficient number, since it is larger than the sum of its proper divisors (50097).
85024783 is a wasteful number, since it uses less digits than its factorization.
85024783 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50096.
The product of its (nonzero) digits is 53760, while the sum is 37.
The square root of 85024783 is about 9220.8884062220. Note that the first 3 decimals coincide. The cubic root of 85024783 is about 439.7256950751.
The spelling of 85024783 in words is "eighty-five million, twenty-four thousand, seven hundred eighty-three".
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