Search a number
-
+
6818196 = 22371147157
BaseRepresentation
bin11010000000100110010100
3110211101210210
4122000212110
53221140241
6402045420
7111645060
oct32004624
913741723
106818196
113937680
122349870
131549548
14c96aa0
158ea316
hex680994

6818196 has 96 divisors (see below), whose sum is σ = 20385792. Its totient is φ = 1722240.

The previous prime is 6818191. The next prime is 6818197. The reversal of 6818196 is 6918186.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6818191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43350 + ... + 43506.

It is an arithmetic number, because the mean of its divisors is an integer number (212352).

Almost surely, 26818196 is an apocalyptic number.

6818196 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6818196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10192896).

6818196 is an abundant number, since it is smaller than the sum of its proper divisors (13567596).

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

6818196 is a wasteful number, since it uses less digits than its factorization.

6818196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 227 counting only the distinct ones).

The product of its digits is 20736, while the sum is 39.

The square root of 6818196 is about 2611.1675549455. The cubic root of 6818196 is about 189.6224821566.

The spelling of 6818196 in words is "six million, eight hundred eighteen thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 47 66 77 84 94 132 141 154 157 188 231 282 308 314 329 462 471 517 564 628 658 924 942 987 1034 1099 1316 1551 1727 1884 1974 2068 2198 3102 3297 3454 3619 3948 4396 5181 6204 6594 6908 7238 7379 10362 10857 12089 13188 14476 14758 20724 21714 22137 24178 29516 36267 43428 44274 48356 51653 72534 81169 88548 103306 145068 154959 162338 206612 243507 309918 324676 487014 568183 619836 974028 1136366 1704549 2272732 3409098 6818196