Base | Representation |
---|---|
bin | 1011111111000011… |
… | …10000111111110100 |
3 | 121121102200202011010 |
4 | 11333201300333310 |
5 | 101134214301142 |
6 | 2542254112220 |
7 | 315311363415 |
oct | 57741607764 |
9 | 17542622133 |
10 | 6434525172 |
11 | 2802137aa9 |
12 | 12b6aab670 |
13 | 7b7107c5a |
14 | 4507dd80c |
15 | 279d6ae9c |
hex | 17f870ff4 |
6434525172 has 96 divisors (see below), whose sum is σ = 15884467200. Its totient is φ = 2023287552.
The previous prime is 6434525171. The next prime is 6434525173. The reversal of 6434525172 is 2715254346.
It is an interprime number because it is at equal distance from previous prime (6434525171) and next prime (6434525173).
It is a super-2 number, since 2×64345251722 = 82806228378203259168, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 6434525172.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6434525171) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6866688 + ... + 6867624.
It is an arithmetic number, because the mean of its divisors is an integer number (165463200).
Almost surely, 26434525172 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6434525172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7942233600).
6434525172 is an abundant number, since it is smaller than the sum of its proper divisors (9449942028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6434525172 is a wasteful number, since it uses less digits than its factorization.
6434525172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1285 (or 1283 counting only the distinct ones).
The product of its digits is 201600, while the sum is 39.
The square root of 6434525172 is about 80215.4920947319. The cubic root of 6434525172 is about 1859.9681240924.
The spelling of 6434525172 in words is "six billion, four hundred thirty-four million, five hundred twenty-five thousand, one hundred seventy-two".
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