Search a number
-
+
13260737 = 713114461
BaseRepresentation
bin110010100101…
…011111000001
3220221201022102
4302211133001
511343320422
61152120145
7220500020
oct62453701
926851272
1013260737
117537a96
124536055
132993ab9
141a928b7
15126e192
hexca57c1

13260737 has 8 divisors (see below), whose sum is σ = 15271872. Its totient is φ = 11278800.

The previous prime is 13260713. The next prime is 13260749. The reversal of 13260737 is 73706231.

13260737 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13260737 - 218 = 12998593 is a prime.

13260737 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (13260787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6314 + ... + 8147.

It is an arithmetic number, because the mean of its divisors is an integer number (1908984).

Almost surely, 213260737 is an apocalyptic number.

It is an amenable number.

13260737 is a deficient number, since it is larger than the sum of its proper divisors (2011135).

13260737 is a wasteful number, since it uses less digits than its factorization.

13260737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14599.

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 13260737 is about 3641.5294863560. The cubic root of 13260737 is about 236.6950745066.

Adding to 13260737 its reverse (73706231), we get a palindrome (86966968).

The spelling of 13260737 in words is "thirteen million, two hundred sixty thousand, seven hundred thirty-seven".

Divisors: 1 7 131 917 14461 101227 1894391 13260737