Search a number
-
+
13323424 = 253491193
BaseRepresentation
bin110010110100…
…110010100000
3221001220022011
4302310302200
511402322144
61153322304
7221150542
oct62646240
927056264
1013323424
1175800a4
124566394
1329b64aa
141aab692
151282a34
hexcb4ca0

13323424 has 24 divisors (see below), whose sum is σ = 26327700. Its totient is φ = 6637056.

The previous prime is 13323413. The next prime is 13323433. The reversal of 13323424 is 42432331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13104400 + 219024 = 3620^2 + 468^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13323395 and 13323404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10572 + ... + 11764.

Almost surely, 213323424 is an apocalyptic number.

It is an amenable number.

13323424 is a deficient number, since it is larger than the sum of its proper divisors (13004276).

13323424 is a wasteful number, since it uses less digits than its factorization.

With its successor (13323425) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (1552).

13323424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552 (or 1544 counting only the distinct ones).

The product of its digits is 1728, while the sum is 22.

The square root of 13323424 is about 3650.1265731478. The cubic root of 13323424 is about 237.0674616715.

Adding to 13323424 its reverse (42432331), we get a palindrome (55755755).

The spelling of 13323424 in words is "thirteen million, three hundred twenty-three thousand, four hundred twenty-four".

Divisors: 1 2 4 8 16 32 349 698 1193 1396 2386 2792 4772 5584 9544 11168 19088 38176 416357 832714 1665428 3330856 6661712 13323424