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3204520313 = 31103371623
BaseRepresentation
bin1011111100000001…
…0001100101111001
322021022212111110112
42333000101211321
523030324122223
61245551554105
7142260654551
oct27700214571
98238774415
103204520313
1113a49605a5
1275522b935
133c0b92187
14225844161
1513b4e2778
hexbf011979

3204520313 has 4 divisors (see below), whose sum is σ = 3307891968. Its totient is φ = 3101148660.

The previous prime is 3204520273. The next prime is 3204520337. The reversal of 3204520313 is 3130254023.

3204520313 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 3204520313 - 216 = 3204454777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3204522313) 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, 51685781 + ... + 51685842.

It is an arithmetic number, because the mean of its divisors is an integer number (826972992).

Almost surely, 23204520313 is an apocalyptic number.

It is an amenable number.

3204520313 is a deficient number, since it is larger than the sum of its proper divisors (103371655).

3204520313 is a wasteful number, since it uses less digits than its factorization.

3204520313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103371654.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 3204520313 is about 56608.4826947340. The cubic root of 3204520313 is about 1474.3061469689.

Adding to 3204520313 its reverse (3130254023), we get a palindrome (6334774336).

The spelling of 3204520313 in words is "three billion, two hundred four million, five hundred twenty thousand, three hundred thirteen".

Divisors: 1 31 103371623 3204520313