Base | Representation |
---|---|
bin | 1111100000011… |
… | …1100101101001 |
3 | 11112101111221100 |
4 | 3320013211221 |
5 | 113122332133 |
6 | 10242032013 |
7 | 1416566064 |
oct | 370074551 |
9 | 145344840 |
10 | 65042793 |
11 | 33795682 |
12 | 19948609 |
13 | 1062437a |
14 | 88d18db |
15 | 5a9be13 |
hex | 3e07969 |
65042793 has 12 divisors (see below), whose sum is σ = 94311360. Its totient is φ = 43195416.
The previous prime is 65042759. The next prime is 65042837. The reversal of 65042793 is 39724056.
It is not a de Polignac number, because 65042793 - 29 = 65042281 is a prime.
It is not an unprimeable number, because it can be changed into a prime (65042753) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11373 + ... + 16106.
It is an arithmetic number, because the mean of its divisors is an integer number (7859280).
Almost surely, 265042793 is an apocalyptic number.
It is an amenable number.
65042793 is a deficient number, since it is larger than the sum of its proper divisors (29268567).
65042793 is a wasteful number, since it uses less digits than its factorization.
65042793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27748 (or 27745 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The square root of 65042793 is about 8064.9112208381. The cubic root of 65042793 is about 402.1607918449.
The spelling of 65042793 in words is "sixty-five million, forty-two thousand, seven hundred ninety-three".
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