Search a number
-
+
68126832 = 243452567
BaseRepresentation
bin1000000111110…
…00100001110000
311202012012110000
410003320201300
5114420024312
610432110000
71455032334
oct403704160
9152165400
1068126832
1135501774
121a995300
1311164047
1490957c4
155eaaadc
hex40f8870

68126832 has 50 divisors (see below), whose sum is σ = 197182568. Its totient is φ = 22708512.

The previous prime is 68126827. The next prime is 68126833. The reversal of 68126832 is 23862186.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68126833) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 24988 + ... + 27579.

Almost surely, 268126832 is an apocalyptic number.

It is an amenable number.

68126832 is an abundant number, since it is smaller than the sum of its proper divisors (129055736).

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

68126832 is a wasteful number, since it uses less digits than its factorization.

68126832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52587 (or 52572 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 68126832 is about 8253.8979882235. The cubic root of 68126832 is about 408.4191194836.

The spelling of 68126832 in words is "sixty-eight million, one hundred twenty-six thousand, eight hundred thirty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 324 432 648 1296 52567 105134 157701 210268 315402 420536 473103 630804 841072 946206 1261608 1419309 1892412 2523216 2838618 3784824 4257927 5677236 7569648 8515854 11354472 17031708 22708944 34063416 68126832