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3109517382 = 23518252897
BaseRepresentation
bin1011100101010111…
…0111100001000110
322000201002211221110
42321111313201012
522332014024012
61232315425450
7140025314226
oct27125674106
98021084843
103109517382
111356272484
12729455286
133a72ab01a
14216d94086
15132ec873c
hexb9577846

3109517382 has 8 divisors (see below), whose sum is σ = 6219034776. Its totient is φ = 1036505792.

The previous prime is 3109517381. The next prime is 3109517399. The reversal of 3109517382 is 2837159013.

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

3109517382 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 3109517382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3109517381) 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 3 ways as a sum of consecutive naturals, for example, 259126443 + ... + 259126454.

It is an arithmetic number, because the mean of its divisors is an integer number (777379347).

Almost surely, 23109517382 is an apocalyptic number.

3109517382 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.

3109517382 is a wasteful number, since it uses less digits than its factorization.

3109517382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518252902.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 3109517382 is about 55763.0467424441. The cubic root of 3109517382 is about 1459.5903933200.

The spelling of 3109517382 in words is "three billion, one hundred nine million, five hundred seventeen thousand, three hundred eighty-two".

Divisors: 1 2 3 6 518252897 1036505794 1554758691 3109517382