Search a number
-
+
1068756 = 2231321731
BaseRepresentation
bin100000100111011010100
32000022001120
410010323110
5233200011
634523540
712040623
oct4047324
92008046
101068756
1166aa77
124365b0
132b5600
141db6ba
15161a06
hex104ed4

1068756 has 72 divisors (see below), whose sum is σ = 2951424. Its totient is φ = 299520.

The previous prime is 1068751. The next prime is 1068757. The reversal of 1068756 is 6578601.

It is a super-2 number, since 2×10687562 = 2284478775072, which contains 22 as substring.

It is a zygodrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068751) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34461 + ... + 34491.

It is an arithmetic number, because the mean of its divisors is an integer number (40992).

21068756 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1068756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1475712).

1068756 is an abundant number, since it is smaller than the sum of its proper divisors (1882668).

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

1068756 is a wasteful number, since it uses less digits than its factorization.

1068756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 1068756 is about 1033.8065583077. The cubic root of 1068756 is about 102.2412589695.

The spelling of 1068756 in words is "one million, sixty-eight thousand, seven hundred fifty-six".

Divisors: 1 2 3 4 6 12 13 17 26 31 34 39 51 52 62 68 78 93 102 124 156 169 186 204 221 338 372 403 442 507 527 663 676 806 884 1014 1054 1209 1326 1581 1612 2028 2108 2418 2652 2873 3162 4836 5239 5746 6324 6851 8619 10478 11492 13702 15717 17238 20553 20956 27404 31434 34476 41106 62868 82212 89063 178126 267189 356252 534378 1068756