Base | Representation |
---|---|
bin | 1011101010010110… |
… | …0111000100001011 |
3 | 22002011102220000121 |
4 | 2322211213010023 |
5 | 22402341442030 |
6 | 1234343444111 |
7 | 140401100224 |
oct | 27245470413 |
9 | 8064386017 |
10 | 3130421515 |
11 | 1367050021 |
12 | 734456637 |
13 | 3ab719b30 |
14 | 219a7624b |
15 | 134c5747a |
hex | ba96710b |
3130421515 has 8 divisors (see below), whose sum is σ = 4045467888. Its totient is φ = 2311695840.
The previous prime is 3130421507. The next prime is 3130421557. The reversal of 3130421515 is 5151240313.
It is a happy number.
3130421515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3130421515 - 23 = 3130421507 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3130421515.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24080101 + ... + 24080230.
It is an arithmetic number, because the mean of its divisors is an integer number (505683486).
Almost surely, 23130421515 is an apocalyptic number.
3130421515 is a deficient number, since it is larger than the sum of its proper divisors (915046373).
3130421515 is a wasteful number, since it uses less digits than its factorization.
3130421515 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48160349.
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 3130421515 is about 55950.1699282495. The cubic root of 3130421515 is about 1462.8538529663.
Adding to 3130421515 its reverse (5151240313), we get a palindrome (8281661828).
The spelling of 3130421515 in words is "three billion, one hundred thirty million, four hundred twenty-one thousand, five hundred fifteen".
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