Base | Representation |
---|---|
bin | 111110010000100110011 |
3 | 10211122111211 |
4 | 13302010303 |
5 | 1010240430 |
6 | 111420551 |
7 | 23224600 |
oct | 7620463 |
9 | 3748454 |
10 | 2040115 |
11 | 1173850 |
12 | 824757 |
13 | 56578c |
14 | 3b16a7 |
15 | 2a472a |
hex | 1f2133 |
2040115 has 24 divisors (see below), whose sum is σ = 3110832. Its totient is φ = 1270080.
The previous prime is 2040113. The next prime is 2040133. The reversal of 2040115 is 5110402.
It is not a de Polignac number, because 2040115 - 21 = 2040113 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2040095 and 2040104.
It is not an unprimeable number, because it can be changed into a prime (2040113) 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 23 ways as a sum of consecutive naturals, for example, 2317 + ... + 3073.
It is an arithmetic number, because the mean of its divisors is an integer number (129618).
22040115 is an apocalyptic number.
2040115 is a deficient number, since it is larger than the sum of its proper divisors (1070717).
2040115 is a wasteful number, since it uses less digits than its factorization.
2040115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 787 (or 780 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 2040115 is about 1428.3259431936. The cubic root of 2040115 is about 126.8288972409.
Adding to 2040115 its reverse (5110402), we get a palindrome (7150517).
The spelling of 2040115 in words is "two million, forty thousand, one hundred fifteen".
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