Base | Representation |
---|---|
bin | 111110111100100… |
… | …1011110000000101 |
3 | 12110012100221121010 |
4 | 1331321023300011 |
5 | 13311202023331 |
6 | 545330312433 |
7 | 103224625251 |
oct | 17571136005 |
9 | 5405327533 |
10 | 2112142341 |
11 | 994281891 |
12 | 4ab428719 |
13 | 27877c88a |
14 | 16072b261 |
15 | c5664e46 |
hex | 7de4bc05 |
2112142341 has 16 divisors (see below), whose sum is σ = 2864364800. Its totient is φ = 1384164288.
The previous prime is 2112142337. The next prime is 2112142343. The reversal of 2112142341 is 1432412112.
It is not a de Polignac number, because 2112142341 - 22 = 2112142337 is a prime.
It is a super-2 number, since 2×21121423412 = 8922290537289920562, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112142343) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34815 + ... + 73731.
It is an arithmetic number, because the mean of its divisors is an integer number (179022800).
Almost surely, 22112142341 is an apocalyptic number.
It is an amenable number.
2112142341 is a deficient number, since it is larger than the sum of its proper divisors (752222459).
2112142341 is a wasteful number, since it uses less digits than its factorization.
2112142341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39228.
The product of its digits is 384, while the sum is 21.
The square root of 2112142341 is about 45958.0497954384. The cubic root of 2112142341 is about 1283.0425548132.
Adding to 2112142341 its reverse (1432412112), we get a palindrome (3544554453).
It can be divided in two parts, 2112 and 142341, that added together give a triangular number (144453 = T537).
The spelling of 2112142341 in words is "two billion, one hundred twelve million, one hundred forty-two thousand, three hundred forty-one".
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