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2108359111 = 19831336943
BaseRepresentation
bin111110110101011…
…0000000111000111
312102221020201222111
41331222300013013
513304214442421
6545113241451
7103150520365
oct17552600707
95387221874
102108359111
11992128451
124aa103287
13277a56891
14160024635
15c5168ee1
hex7dab01c7

2108359111 has 8 divisors (see below), whose sum is σ = 2246065920. Its totient is φ = 1973326392.

The previous prime is 2108359081. The next prime is 2108359157. The reversal of 2108359111 is 1119538012.

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

It is a cyclic number.

It is not a de Polignac number, because 2108359111 - 223 = 2099970503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2108359411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666895 + ... + 670048.

It is an arithmetic number, because the mean of its divisors is an integer number (280758240).

Almost surely, 22108359111 is an apocalyptic number.

2108359111 is a deficient number, since it is larger than the sum of its proper divisors (137706809).

2108359111 is a wasteful number, since it uses less digits than its factorization.

2108359111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337045.

The product of its (nonzero) digits is 2160, while the sum is 31.

The square root of 2108359111 is about 45916.8717466685. The cubic root of 2108359111 is about 1282.2760430057.

The spelling of 2108359111 in words is "two billion, one hundred eight million, three hundred fifty-nine thousand, one hundred eleven".

Divisors: 1 19 83 1577 1336943 25401917 110966269 2108359111