Base | Representation |
---|---|
bin | 1011111101110100… |
… | …00001001110001101 |
3 | 121120201002101120000 |
4 | 11332322001032031 |
5 | 101124032341434 |
6 | 2541242514513 |
7 | 315123666426 |
oct | 57672011615 |
9 | 17521071500 |
10 | 6424105869 |
11 | 27a7270905 |
12 | 12b3505a39 |
13 | 7b4bca59c |
14 | 44d28a64d |
15 | 278eadb99 |
hex | 17ee8138d |
6424105869 has 20 divisors (see below), whose sum is σ = 9830569980. Its totient is φ = 4178278080.
The previous prime is 6424105837. The next prime is 6424105889. The reversal of 6424105869 is 9685014246.
6424105869 is a `hidden beast` number, since 64 + 2 + 4 + 1 + 0 + 586 + 9 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1349680644 + 5074425225 = 36738^2 + 71235^2 .
It is not a de Polignac number, because 6424105869 - 25 = 6424105837 is a prime.
It is a super-2 number, since 2×64241058692 = 82538272432240490322, which contains 22 as substring.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6424105829) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 963874 + ... + 970515.
It is an arithmetic number, because the mean of its divisors is an integer number (491528499).
Almost surely, 26424105869 is an apocalyptic number.
It is an amenable number.
6424105869 is a deficient number, since it is larger than the sum of its proper divisors (3406464111).
6424105869 is a wasteful number, since it uses less digits than its factorization.
6424105869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1934442 (or 1934433 counting only the distinct ones).
The product of its (nonzero) digits is 414720, while the sum is 45.
The square root of 6424105869 is about 80150.5200794106. The cubic root of 6424105869 is about 1858.9636448351.
The spelling of 6424105869 in words is "six billion, four hundred twenty-four million, one hundred five thousand, eight hundred sixty-nine".
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