Base | Representation |
---|---|
bin | 1000001000111110… |
… | …1001111000100010 |
3 | 12122021201201000120 |
4 | 2002033221320202 |
5 | 13433344014134 |
6 | 1000455101110 |
7 | 105102253533 |
oct | 20217517042 |
9 | 5567651016 |
10 | 2185141794 |
11 | a21501410 |
12 | 50b971796 |
13 | 28a92b714 |
14 | 16a2d068a |
15 | cbc84649 |
hex | 823e9e22 |
2185141794 has 32 divisors (see below), whose sum is σ = 4809789504. Its totient is φ = 656302080.
The previous prime is 2185141789. The next prime is 2185141799. The reversal of 2185141794 is 4971415812.
It is an interprime number because it is at equal distance from previous prime (2185141789) and next prime (2185141799).
It is not an unprimeable number, because it can be changed into a prime (2185141799) 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, 139039 + ... + 153954.
It is an arithmetic number, because the mean of its divisors is an integer number (150305922).
Almost surely, 22185141794 is an apocalyptic number.
2185141794 is an abundant number, since it is smaller than the sum of its proper divisors (2624647710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2185141794 is a wasteful number, since it uses less digits than its factorization.
2185141794 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 293122.
The product of its digits is 80640, while the sum is 42.
The square root of 2185141794 is about 46745.5002540351. The cubic root of 2185141794 is about 1297.6568826605.
The spelling of 2185141794 in words is "two billion, one hundred eighty-five million, one hundred forty-one thousand, seven hundred ninety-four".
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