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2011434 = 231372447
BaseRepresentation
bin111101011000100101010
310210012011120
413223010222
51003331214
6111040110
723045145
oct7530452
93705146
102011434
111154247
12810036
135556c9
143a505c
1529aea9
hex1eb12a

2011434 has 16 divisors (see below), whose sum is σ = 4053888. Its totient is φ = 665312.

The previous prime is 2011417. The next prime is 2011439. The reversal of 2011434 is 4341102.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2011439) by changing a digit.

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, 402 + ... + 2045.

It is an arithmetic number, because the mean of its divisors is an integer number (253368).

22011434 is an apocalyptic number.

2011434 is an abundant number, since it is smaller than the sum of its proper divisors (2042454).

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

2011434 is a wasteful number, since it uses less digits than its factorization.

2011434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2589.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2011434 is about 1418.2503305129. The cubic root of 2011434 is about 126.2317478434.

Adding to 2011434 its reverse (4341102), we get a palindrome (6352536).

The spelling of 2011434 in words is "two million, eleven thousand, four hundred thirty-four".

Divisors: 1 2 3 6 137 274 411 822 2447 4894 7341 14682 335239 670478 1005717 2011434