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8993197682 = 27811779139
BaseRepresentation
bin10000110000000100…
…10100111001110010
3212012202021202222122
420120002110321302
5121404224311212
64044215234242
7435600630140
oct103002247162
925182252878
108993197682
1138a5475587
1218ab978982
13b0423b061
14614564590
153797d6272
hex218094e72

8993197682 has 16 divisors (see below), whose sum is σ = 15419004480. Its totient is φ = 3853704048.

The previous prime is 8993197679. The next prime is 8993197687. The reversal of 8993197682 is 2867913998.

It is not an unprimeable number, because it can be changed into a prime (8993197687) 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, 74069 + ... + 153207.

It is an arithmetic number, because the mean of its divisors is an integer number (963687780).

Almost surely, 28993197682 is an apocalyptic number.

8993197682 is a deficient number, since it is larger than the sum of its proper divisors (6425806798).

8993197682 is a wasteful number, since it uses less digits than its factorization.

8993197682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87265.

The product of its digits is 11757312, while the sum is 62.

The square root of 8993197682 is about 94832.4716645095. The cubic root of 8993197682 is about 2079.5596394262.

The spelling of 8993197682 in words is "eight billion, nine hundred ninety-three million, one hundred ninety-seven thousand, six hundred eighty-two".

Divisors: 1 2 7 14 8117 16234 56819 79139 113638 158278 553973 1107946 642371263 1284742526 4496598841 8993197682