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13060540 = 2251135779
BaseRepresentation
bin110001110100…
…100110111100
3220120112200201
4301310212330
511320414130
61143533244
7216004243
oct61644674
926515621
1013060540
117410639
12445a224
13292393c
141a3d95a
15122ebca
hexc749bc

13060540 has 24 divisors (see below), whose sum is σ = 27674640. Its totient is φ = 5177088.

The previous prime is 13060529. The next prime is 13060547. The reversal of 13060540 is 4506031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13060547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 630 + ... + 5149.

It is an arithmetic number, because the mean of its divisors is an integer number (1153110).

Almost surely, 213060540 is an apocalyptic number.

13060540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13060540 is an abundant number, since it is smaller than the sum of its proper divisors (14614100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13060540 is a wasteful number, since it uses less digits than its factorization.

13060540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5901 (or 5899 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13060540 is about 3613.9369114582. The cubic root of 13060540 is about 235.4979031342.

Adding to 13060540 its reverse (4506031), we get a palindrome (17566571).

The spelling of 13060540 in words is "thirteen million, sixty thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 113 226 452 565 1130 2260 5779 11558 23116 28895 57790 115580 653027 1306054 2612108 3265135 6530270 13060540