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83094105 = 3531178697
BaseRepresentation
bin1001111001111…
…10101001011001
312210100121200110
410330332221121
5132233002410
612124554533
72026200603
oct474765131
9183317613
1083094105
11429a4916
12239b2a49
13142a4813
14b070173
157465720
hex4f3ea59

83094105 has 16 divisors (see below), whose sum is σ = 137240064. Its totient is φ = 42887040.

The previous prime is 83094071. The next prime is 83094107. The reversal of 83094105 is 50149038.

It is not a de Polignac number, because 83094105 - 28 = 83093849 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (83094107) 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, 88884 + ... + 89813.

It is an arithmetic number, because the mean of its divisors is an integer number (8577504).

Almost surely, 283094105 is an apocalyptic number.

It is an amenable number.

83094105 is a deficient number, since it is larger than the sum of its proper divisors (54145959).

83094105 is a wasteful number, since it uses less digits than its factorization.

83094105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178736.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 83094105 is about 9115.5967988936. The cubic root of 83094105 is about 436.3718613704.

The spelling of 83094105 in words is "eighty-three million, ninety-four thousand, one hundred five".

Divisors: 1 3 5 15 31 93 155 465 178697 536091 893485 2680455 5539607 16618821 27698035 83094105