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13313355 = 351180687
BaseRepresentation
bin110010110010…
…010101001011
3221001101111020
4302302111023
511402011410
61153203523
7221106306
oct62622513
927041436
1013313355
117573580
1245605a3
1329b1a33
141aa7b3d
15127ea70
hexcb254b

13313355 has 16 divisors (see below), whose sum is σ = 23238144. Its totient is φ = 6454880.

The previous prime is 13313341. The next prime is 13313383. The reversal of 13313355 is 55331331.

13313355 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13313355 - 214 = 13296971 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40179 + ... + 40508.

It is an arithmetic number, because the mean of its divisors is an integer number (1452384).

Almost surely, 213313355 is an apocalyptic number.

13313355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13313355 is a deficient number, since it is larger than the sum of its proper divisors (9924789).

13313355 is a wasteful number, since it uses less digits than its factorization.

13313355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80706.

The product of its digits is 2025, while the sum is 24.

The square root of 13313355 is about 3648.7470452198. The cubic root of 13313355 is about 237.0077264301.

Adding to 13313355 its product of digits (2025), we get a triangular number (13315380 = T5160).

Adding to 13313355 its reverse (55331331), we get a palindrome (68644686).

The spelling of 13313355 in words is "thirteen million, three hundred thirteen thousand, three hundred fifty-five".

Divisors: 1 3 5 11 15 33 55 165 80687 242061 403435 887557 1210305 2662671 4437785 13313355