Base | Representation |
---|---|
bin | 1011111101111001… |
… | …00111010101000011 |
3 | 121120202100221212001 |
4 | 11332330213111003 |
5 | 101124221124433 |
6 | 2541305244431 |
7 | 315132532141 |
oct | 57674472503 |
9 | 17522327761 |
10 | 6424786243 |
11 | 27a7695aa7 |
12 | 12b3793717 |
13 | 7b50a8185 |
14 | 44d3c6591 |
15 | 27909557d |
hex | 17ef27543 |
6424786243 has 4 divisors (see below), whose sum is σ = 6426070848. Its totient is φ = 6423501640.
The previous prime is 6424786241. The next prime is 6424786261. The reversal of 6424786243 is 3426874246.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 6424786243 - 21 = 6424786241 is a prime.
It is a super-3 number, since 3×64247862433 (a number of 30 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 6424786193 and 6424786202.
It is not an unprimeable number, because it can be changed into a prime (6424786241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 634771 + ... + 644812.
It is an arithmetic number, because the mean of its divisors is an integer number (1606517712).
Almost surely, 26424786243 is an apocalyptic number.
6424786243 is a deficient number, since it is larger than the sum of its proper divisors (1284605).
6424786243 is a wasteful number, since it uses less digits than its factorization.
6424786243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1284604.
The product of its digits is 1548288, while the sum is 46.
The square root of 6424786243 is about 80154.7643187852. The cubic root of 6424786243 is about 1859.0292698371.
The spelling of 6424786243 in words is "six billion, four hundred twenty-four million, seven hundred eighty-six thousand, two hundred forty-three".
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