Base | Representation |
---|---|
bin | 1001010011100… |
… | …0111001110101 |
3 | 2201102221121222 |
4 | 2110320321311 |
5 | 34442433024 |
6 | 3512320125 |
7 | 652516136 |
oct | 224707165 |
9 | 81387558 |
10 | 39030389 |
11 | 20039122 |
12 | 110a3045 |
13 | 8117408 |
14 | 527dc8d |
15 | 365e85e |
hex | 2538e75 |
39030389 has 4 divisors (see below), whose sum is σ = 41084640. Its totient is φ = 36976140.
The previous prime is 39030371. The next prime is 39030391. The reversal of 39030389 is 98303093.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 39030389 - 28 = 39030133 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 (39030349) 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, 1027097 + ... + 1027134.
It is an arithmetic number, because the mean of its divisors is an integer number (10271160).
Almost surely, 239030389 is an apocalyptic number.
It is an amenable number.
39030389 is a deficient number, since it is larger than the sum of its proper divisors (2054251).
39030389 is a wasteful number, since it uses less digits than its factorization.
39030389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2054250.
The product of its (nonzero) digits is 17496, while the sum is 35.
The square root of 39030389 is about 6247.4305918513. The cubic root of 39030389 is about 339.2092030783.
The spelling of 39030389 in words is "thirty-nine million, thirty thousand, three hundred eighty-nine".
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