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4102986 = 23683831
BaseRepresentation
bin1111101001101101001010
321201110020110
433221231022
52022243421
6223535150
746606026
oct17515512
97643213
104102986
1123526a8
12145a4b6
13b08704
1478b386
15560a76
hex3e9b4a

4102986 has 8 divisors (see below), whose sum is σ = 8205984. Its totient is φ = 1367660.

The previous prime is 4102979. The next prime is 4102991. The reversal of 4102986 is 6892014.

It is a sphenic number, since it is the product of 3 distinct primes.

4102986 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 341910 + ... + 341921.

It is an arithmetic number, because the mean of its divisors is an integer number (1025748).

Almost surely, 24102986 is an apocalyptic number.

4102986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4102986 is a wasteful number, since it uses less digits than its factorization.

4102986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683836.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 4102986 is about 2025.5828790746. The cubic root of 4102986 is about 160.0909118758.

The spelling of 4102986 in words is "four million, one hundred two thousand, nine hundred eighty-six".

Divisors: 1 2 3 6 683831 1367662 2051493 4102986