Base | Representation |
---|---|
bin | 1000101110000001… |
… | …1101011001001111 |
3 | 20001010010212001220 |
4 | 2023200131121033 |
5 | 14243134321111 |
6 | 1024125534423 |
7 | 112000164462 |
oct | 21340353117 |
9 | 6033125056 |
10 | 2340542031 |
11 | aa11a1963 |
12 | 553a14413 |
13 | 2b3b9b619 |
14 | 182bc32d9 |
15 | da72de06 |
hex | 8b81d64f |
2340542031 has 48 divisors (see below), whose sum is σ = 3537084672. Its totient is φ = 1369308160.
The previous prime is 2340541981. The next prime is 2340542047. The reversal of 2340542031 is 1302450432.
2340542031 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2340542031 - 217 = 2340410959 is a prime.
It is a super-2 number, since 2×23405420312 = 10956273997755209922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2340541992 and 2340542010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2340542081) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1971220 + ... + 1972406.
It is an arithmetic number, because the mean of its divisors is an integer number (73689264).
Almost surely, 22340542031 is an apocalyptic number.
2340542031 is a deficient number, since it is larger than the sum of its proper divisors (1196542641).
2340542031 is a wasteful number, since it uses less digits than its factorization.
2340542031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1312 (or 1271 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 2340542031 is about 48379.1487213241. The cubic root of 2340542031 is about 1327.7168946325.
Adding to 2340542031 its reverse (1302450432), we get a palindrome (3642992463).
The spelling of 2340542031 in words is "two billion, three hundred forty million, five hundred forty-two thousand, thirty-one".
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