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2108994 = 233131123
BaseRepresentation
bin1000000010111001000010
310222010222220
420002321002
51014441434
6113111510
723632446
oct10027102
93863886
102108994
111210578
12858596
1358ac34
143cc826
152b9d49
hex202e42

2108994 has 16 divisors (see below), whose sum is σ = 4235232. Its totient is φ = 700128.

The previous prime is 2108993. The next prime is 2109011. The reversal of 2108994 is 4998012.

It is not an unprimeable number, because it can be changed into a prime (2108993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1317 + ... + 2439.

It is an arithmetic number, because the mean of its divisors is an integer number (264702).

22108994 is an apocalyptic number.

2108994 is an abundant number, since it is smaller than the sum of its proper divisors (2126238).

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

2108994 is a wasteful number, since it uses less digits than its factorization.

2108994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 2108994 is about 1452.2375838684. The cubic root of 2108994 is about 128.2404740444.

The spelling of 2108994 in words is "two million, one hundred eight thousand, nine hundred ninety-four".

Divisors: 1 2 3 6 313 626 939 1123 1878 2246 3369 6738 351499 702998 1054497 2108994