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13018280682 = 2311969720341
BaseRepresentation
bin11000001111111001…
…10011001011101010
31020121021012011211210
430013330303023222
5203130134440212
65551442533550
7640414363041
oct140774631352
936537164753
1013018280682
115580530a60
1226339672b6
1312c6102684
148b6d67558
15512d6353c
hex307f332ea

13018280682 has 32 divisors (see below), whose sum is σ = 28407847104. Its totient is φ = 3944332800.

The previous prime is 13018280593. The next prime is 13018280701. The reversal of 13018280682 is 28608281031.

13018280682 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13018280682.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 629832 + ... + 650172.

It is an arithmetic number, because the mean of its divisors is an integer number (887745222).

Almost surely, 213018280682 is an apocalyptic number.

13018280682 is an abundant number, since it is smaller than the sum of its proper divisors (15389566422).

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

13018280682 is a wasteful number, since it uses less digits than its factorization.

13018280682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30054.

The product of its (nonzero) digits is 36864, while the sum is 39.

The spelling of 13018280682 in words is "thirteen billion, eighteen million, two hundred eighty thousand, six hundred eighty-two".

Divisors: 1 2 3 6 11 22 33 66 9697 19394 20341 29091 40682 58182 61023 106667 122046 213334 223751 320001 447502 640002 671253 1342506 197246677 394493354 591740031 1183480062 2169713447 4339426894 6509140341 13018280682