Search a number
-
+
13060645 = 513672999
BaseRepresentation
bin110001110100…
…101000100101
3220120112211121
4301310220211
511320420040
61143533541
7216004453
oct61645045
926515747
1013060645
117410724
12445a2b1
1329239c0
141a3d9d3
15122ec4a
hexc74a25

13060645 has 16 divisors (see below), whose sum is σ = 17136000. Its totient is φ = 9497664.

The previous prime is 13060639. The next prime is 13060651. The reversal of 13060645 is 54606031.

It is an interprime number because it is at equal distance from previous prime (13060639) and next prime (13060651).

It is a cyclic number.

It is not a de Polignac number, because 13060645 - 23 = 13060637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2856 + ... + 5854.

It is an arithmetic number, because the mean of its divisors is an integer number (1071000).

Almost surely, 213060645 is an apocalyptic number.

It is an amenable number.

13060645 is a deficient number, since it is larger than the sum of its proper divisors (4075355).

13060645 is a wasteful number, since it uses less digits than its factorization.

13060645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3084.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 13060645 is about 3613.9514385227. The cubic root of 13060645 is about 235.4985342264.

Adding to 13060645 its reverse (54606031), we get a palindrome (67666676).

The spelling of 13060645 in words is "thirteen million, sixty thousand, six hundred forty-five".

Divisors: 1 5 13 65 67 335 871 2999 4355 14995 38987 194935 200933 1004665 2612129 13060645