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1905114 = 231492131
BaseRepresentation
bin111010001000111011010
310120210022210
413101013122
5441430424
6104455550
722123161
oct7210732
93523283
101905114
111091382
1277a5b6
135191b3
143783d8
15279729
hex1d11da

1905114 has 16 divisors (see below), whose sum is σ = 3837600. Its totient is φ = 630480.

The previous prime is 1905109. The next prime is 1905121. The reversal of 1905114 is 4115091.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172 + ... + 1959.

It is an arithmetic number, because the mean of its divisors is an integer number (239850).

21905114 is an apocalyptic number.

1905114 is an abundant number, since it is smaller than the sum of its proper divisors (1932486).

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

1905114 is a wasteful number, since it uses less digits than its factorization.

1905114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 1905114 is about 1380.2586714091. The cubic root of 1905114 is about 123.9672563562.

The spelling of 1905114 in words is "one million, nine hundred five thousand, one hundred fourteen".

Divisors: 1 2 3 6 149 298 447 894 2131 4262 6393 12786 317519 635038 952557 1905114