Search a number
-
+
68048364 = 2235670697
BaseRepresentation
bin1000000111001…
…01010111101100
311202001012210210
410003211113230
5114410021424
610430302420
71454254506
oct403452754
9152035723
1068048364
113545881a
121a957a10
1311137407
149074d76
155e92729
hex40e55ec

68048364 has 12 divisors (see below), whose sum is σ = 158779544. Its totient is φ = 22682784.

The previous prime is 68048363. The next prime is 68048377. The reversal of 68048364 is 46384086.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (68048363) 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 3 ways as a sum of consecutive naturals, for example, 2835337 + ... + 2835360.

Almost surely, 268048364 is an apocalyptic number.

It is an amenable number.

68048364 is an abundant number, since it is smaller than the sum of its proper divisors (90731180).

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

68048364 is a wasteful number, since it uses less digits than its factorization.

68048364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5670704 (or 5670702 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 68048364 is about 8249.1432282389. The cubic root of 68048364 is about 408.2622544983.

The spelling of 68048364 in words is "sixty-eight million, forty-eight thousand, three hundred sixty-four".

Divisors: 1 2 3 4 6 12 5670697 11341394 17012091 22682788 34024182 68048364