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3230013013 = 37617691861
BaseRepresentation
bin1100000010000110…
…0001011001010101
322100002211122212121
43000201201121111
523103340404023
61252302215541
7143020441363
oct30041413125
98302748777
103230013013
111408292647
127618845b1
133c6249706
14228d9c633
1513d87ad5d
hexc0861655

3230013013 has 16 divisors (see below), whose sum is σ = 3377891440. Its totient is φ = 3085516800.

The previous prime is 3230012993. The next prime is 3230013043. The reversal of 3230013013 is 3103100323.

It can be written as a sum of positive squares in 8 ways, for example, as 757735729 + 2472277284 = 27527^2 + 49722^2 .

It is a cyclic number.

It is not a de Polignac number, because 3230013013 - 221 = 3227915861 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 (3230013043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1734703 + ... + 1736563.

It is an arithmetic number, because the mean of its divisors is an integer number (211118215).

Almost surely, 23230013013 is an apocalyptic number.

It is an amenable number.

3230013013 is a deficient number, since it is larger than the sum of its proper divisors (147878427).

3230013013 is a wasteful number, since it uses less digits than its factorization.

3230013013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2728.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 3230013013 is about 56833.2034377792. The cubic root of 3230013013 is about 1478.2053076902.

Adding to 3230013013 its reverse (3103100323), we get a palindrome (6333113336).

The spelling of 3230013013 in words is "three billion, two hundred thirty million, thirteen thousand, thirteen".

Divisors: 1 37 61 769 1861 2257 28453 46909 68857 113521 1431109 1735633 4200277 52951033 87297649 3230013013