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13060605 = 354320249
BaseRepresentation
bin110001110100…
…100111111101
3220120112210010
4301310213331
511320414410
61143533433
7216004365
oct61644775
926515703
1013060605
117410698
12445a279
13292398c
141a3d9a5
15122ec20
hexc749fd

13060605 has 16 divisors (see below), whose sum is σ = 21384000. Its totient is φ = 6803328.

The previous prime is 13060601. The next prime is 13060637. The reversal of 13060605 is 50606031.

13060605 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13060605 - 22 = 13060601 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13060601) 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, 9480 + ... + 10769.

It is an arithmetic number, because the mean of its divisors is an integer number (1336500).

Almost surely, 213060605 is an apocalyptic number.

13060605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13060605 is a deficient number, since it is larger than the sum of its proper divisors (8323395).

13060605 is a wasteful number, since it uses less digits than its factorization.

13060605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20300.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 13060605 is about 3613.9459044097. The cubic root of 13060605 is about 235.4982938107.

Adding to 13060605 its reverse (50606031), we get a palindrome (63666636).

The spelling of 13060605 in words is "thirteen million, sixty thousand, six hundred five".

Divisors: 1 3 5 15 43 129 215 645 20249 60747 101245 303735 870707 2612121 4353535 13060605