Base | Representation |
---|---|
bin | 1011111010111101… |
… | …11100111010010111 |
3 | 121112001011112021210 |
4 | 11331132330322113 |
5 | 101101424424421 |
6 | 2535031112503 |
7 | 314414040516 |
oct | 57536747227 |
9 | 17461145253 |
10 | 6400233111 |
11 | 2794845958 |
12 | 12a7512733 |
13 | 7acc8c4ac |
14 | 44a03467d |
15 | 276d45576 |
hex | 17d7bce97 |
6400233111 has 16 divisors (see below), whose sum is σ = 8648629760. Its totient is φ = 4209416640.
The previous prime is 6400233079. The next prime is 6400233113. The reversal of 6400233111 is 1113320046.
It is not a de Polignac number, because 6400233111 - 25 = 6400233079 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6400233113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302856 + ... + 323298.
It is an arithmetic number, because the mean of its divisors is an integer number (540539360).
Almost surely, 26400233111 is an apocalyptic number.
6400233111 is a deficient number, since it is larger than the sum of its proper divisors (2248396649).
6400233111 is a wasteful number, since it uses less digits than its factorization.
6400233111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21846.
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 6400233111 is about 80001.4569304835. The cubic root of 6400233111 is about 1856.6580749509.
Adding to 6400233111 its reverse (1113320046), we get a palindrome (7513553157).
The spelling of 6400233111 in words is "six billion, four hundred million, two hundred thirty-three thousand, one hundred eleven".
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