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840013119 = 33112828327
BaseRepresentation
bin110010000100011…
…001010100111111
32011112122002101000
4302010121110333
53210020404434
6215204221343
726546664561
oct6204312477
92145562330
10840013119
113a1190320
121b539a853
131050526aa
147d7c3331
154db2cb99
hex3211953f

840013119 has 16 divisors (see below), whose sum is σ = 1357597440. Its totient is φ = 509098680.

The previous prime is 840013099. The next prime is 840013121. The reversal of 840013119 is 911310048.

840013119 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 840013119 - 25 = 840013087 is a prime.

It is a super-2 number, since 2×8400131192 = 1411244080184216322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 840013092 and 840013101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (840013019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1413867 + ... + 1414460.

It is an arithmetic number, because the mean of its divisors is an integer number (84849840).

Almost surely, 2840013119 is an apocalyptic number.

840013119 is a deficient number, since it is larger than the sum of its proper divisors (517584321).

840013119 is a wasteful number, since it uses less digits than its factorization.

840013119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2828347 (or 2828341 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 840013119 is about 28982.9798157470. The cubic root of 840013119 is about 943.5437080558.

The spelling of 840013119 in words is "eight hundred forty million, thirteen thousand, one hundred nineteen".

Divisors: 1 3 9 11 27 33 99 297 2828327 8484981 25454943 31111597 76364829 93334791 280004373 840013119