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2684109 = 32293907
BaseRepresentation
bin1010001111010011001101
312001100220110
422033103031
51141342414
6133310233
731546251
oct12172315
95040813
102684109
11157367a
12a95379
1372c93c
144dc261
15380459
hex28f4cd

2684109 has 8 divisors (see below), whose sum is σ = 3595360. Its totient is φ = 1781136.

The previous prime is 2684093. The next prime is 2684141. The reversal of 2684109 is 9014862.

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

It is not a de Polignac number, because 2684109 - 24 = 2684093 is a prime.

It is a super-2 number, since 2×26841092 = 14408882247762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2684179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1267 + ... + 2640.

It is an arithmetic number, because the mean of its divisors is an integer number (449420).

22684109 is an apocalyptic number.

It is an amenable number.

2684109 is a deficient number, since it is larger than the sum of its proper divisors (911251).

2684109 is a wasteful number, since it uses less digits than its factorization.

2684109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4139.

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

The square root of 2684109 is about 1638.3250593213. The cubic root of 2684109 is about 138.9739440145.

The spelling of 2684109 in words is "two million, six hundred eighty-four thousand, one hundred nine".

Divisors: 1 3 229 687 3907 11721 894703 2684109