Search a number
-
+
8196918 = 234331771
BaseRepresentation
bin11111010001001100110110
3120102110001120
4133101030312
54044300133
6451404410
7126446502
oct37211466
916373046
108196918
114699514
1228b3706
13190cc62
141135302
15abdab3
hex7d1336

8196918 has 16 divisors (see below), whose sum is σ = 16775616. Its totient is φ = 2668680.

The previous prime is 8196917. The next prime is 8196919.

8196918 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (8196917) and next prime (8196919).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8196918.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8196911) 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 7 ways as a sum of consecutive naturals, for example, 15628 + ... + 16143.

It is an arithmetic number, because the mean of its divisors is an integer number (1048476).

Almost surely, 28196918 is an apocalyptic number.

8196918 is an abundant number, since it is smaller than the sum of its proper divisors (8578698).

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

8196918 is a wasteful number, since it uses less digits than its factorization.

8196918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31819.

The product of its digits is 31104, while the sum is 42.

The square root of 8196918 is about 2863.0260215374. The cubic root of 8196918 is about 201.6277003541.

The spelling of 8196918 in words is "eight million, one hundred ninety-six thousand, nine hundred eighteen".

Divisors: 1 2 3 6 43 86 129 258 31771 63542 95313 190626 1366153 2732306 4098459 8196918