Base | Representation |
---|---|
bin | 111110111100111… |
… | …1100000000101111 |
3 | 12110012201222202101 |
4 | 1331321330000233 |
5 | 13311224340030 |
6 | 545334435531 |
7 | 103226410462 |
oct | 17571740057 |
9 | 5405658671 |
10 | 2112340015 |
11 | 9943a7355 |
12 | 4ab502ba7 |
13 | 27881b846 |
14 | 16077d2d9 |
15 | c56a37ca |
hex | 7de7c02f |
2112340015 has 24 divisors (see below), whose sum is σ = 2710127232. Its totient is φ = 1580167680.
The previous prime is 2112340003. The next prime is 2112340037. The reversal of 2112340015 is 5100432112.
It is not a de Polignac number, because 2112340015 - 221 = 2110242863 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2112339974 and 2112340001.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222210 + ... + 231520.
It is an arithmetic number, because the mean of its divisors is an integer number (112921968).
Almost surely, 22112340015 is an apocalyptic number.
2112340015 is a deficient number, since it is larger than the sum of its proper divisors (597787217).
2112340015 is a wasteful number, since it uses less digits than its factorization.
2112340015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9507 (or 9490 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 2112340015 is about 45960.2003368132. The cubic root of 2112340015 is about 1283.0825799317.
Adding to 2112340015 its reverse (5100432112), we get a palindrome (7212772127).
The spelling of 2112340015 in words is "two billion, one hundred twelve million, three hundred forty thousand, fifteen".
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