Base | Representation |
---|---|
bin | 1001101000100101… |
… | …10010110111101110 |
3 | 111100110121112202000 |
4 | 10310102302313232 |
5 | 41043102400421 |
6 | 2213124313130 |
7 | 242113622331 |
oct | 46422626756 |
9 | 14313545660 |
10 | 5172309486 |
11 | 22146a7743 |
12 | 10042427a6 |
13 | 64576c176 |
14 | 370d16618 |
15 | 204141226 |
hex | 1344b2dee |
5172309486 has 64 divisors (see below), whose sum is σ = 11763394560. Its totient is φ = 1683853920.
The previous prime is 5172309473. The next prime is 5172309497. The reversal of 5172309486 is 6849032715.
5172309486 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.
5172309486 is a nontrivial binomial coefficient, being equal to C(101709, 2).
It is a super-3 number, since 3×51723094863 (a number of 30 digits) contains 333 as substring.
5172309486 is strictly pandigital in base 10.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1371175 + ... + 1374941.
It is an arithmetic number, because the mean of its divisors is an integer number (183803040).
It is a 1-persistent number, because it is pandigital, but 2⋅5172309486 = 10344618972 is not.
Almost surely, 25172309486 is an apocalyptic number.
5172309486 is the 101708-th triangular number.
It is a practical number, because each smaller number is the sum of distinct divisors of 5172309486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5881697280).
5172309486 is an abundant number, since it is smaller than the sum of its proper divisors (6591085074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5172309486 is a wasteful number, since it uses less digits than its factorization.
5172309486 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4366 (or 4360 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 45.
The square root of 5172309486 is about 71918.7700534429. The cubic root of 5172309486 is about 1729.3975299769.
The spelling of 5172309486 in words is "five billion, one hundred seventy-two million, three hundred nine thousand, four hundred eighty-six".
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