Base | Representation |
---|---|
bin | 1001010110110… |
… | …0010000100101 |
3 | 2201211122011210 |
4 | 2111230100211 |
5 | 40021200431 |
6 | 3521022033 |
7 | 654353331 |
oct | 225542045 |
9 | 81748153 |
10 | 39240741 |
11 | 20172171 |
12 | 11184919 |
13 | 818c097 |
14 | 52d67c1 |
15 | 36a1d46 |
hex | 256c425 |
39240741 has 16 divisors (see below), whose sum is σ = 54316800. Its totient is φ = 25169088.
The previous prime is 39240739. The next prime is 39240749. The reversal of 39240741 is 14704293.
It is a happy number.
It is not a de Polignac number, because 39240741 - 21 = 39240739 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 39240699 and 39240708.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39240749) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31315 + ... + 32543.
It is an arithmetic number, because the mean of its divisors is an integer number (3394800).
Almost surely, 239240741 is an apocalyptic number.
It is an amenable number.
39240741 is a deficient number, since it is larger than the sum of its proper divisors (15076059).
39240741 is a wasteful number, since it uses less digits than its factorization.
39240741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1628.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 39240741 is about 6264.2430508402. The cubic root of 39240741 is about 339.8174943241.
The spelling of 39240741 in words is "thirty-nine million, two hundred forty thousand, seven hundred forty-one".
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