Base | Representation |
---|---|
bin | 1011010010100011… |
… | …1110001100100101 |
3 | 21211012200102200121 |
4 | 2310220332030211 |
5 | 22201320430042 |
6 | 1220421041541 |
7 | 135050003242 |
oct | 26450761445 |
9 | 7735612617 |
10 | 3030639397 |
11 | 1315798265 |
12 | 706b562b1 |
13 | 393b51566 |
14 | 20a7005c9 |
15 | 12b0e7367 |
hex | b4a3e325 |
3030639397 has 4 divisors (see below), whose sum is σ = 3030981856. Its totient is φ = 3030296940.
The previous prime is 3030639389. The next prime is 3030639421. The reversal of 3030639397 is 7939360303.
3030639397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 3030639397 - 23 = 3030639389 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 (3030639307) 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, 157593 + ... + 175774.
It is an arithmetic number, because the mean of its divisors is an integer number (757745464).
Almost surely, 23030639397 is an apocalyptic number.
It is an amenable number.
3030639397 is a deficient number, since it is larger than the sum of its proper divisors (342459).
3030639397 is an equidigital number, since it uses as much as digits as its factorization.
3030639397 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 342458.
The product of its (nonzero) digits is 275562, while the sum is 43.
The square root of 3030639397 is about 55051.2433737877. The cubic root of 3030639397 is about 1447.1429110516.
The spelling of 3030639397 in words is "three billion, thirty million, six hundred thirty-nine thousand, three hundred ninety-seven".
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