Base | Representation |
---|---|
bin | 1001101001101000… |
… | …00011100101000111 |
3 | 111101002000112020002 |
4 | 10310310003211013 |
5 | 41102320404204 |
6 | 2214035231515 |
7 | 242251005611 |
oct | 46464034507 |
9 | 14332015202 |
10 | 5181028679 |
11 | 2219612592 |
12 | 100714859b |
13 | 647502a58 |
14 | 372145db1 |
15 | 204cb491e |
hex | 134d03947 |
5181028679 has 2 divisors, whose sum is σ = 5181028680. Its totient is φ = 5181028678.
The previous prime is 5181028631. The next prime is 5181028747. The reversal of 5181028679 is 9768201815.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 5181028679 - 28 = 5181028423 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5181028609) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2590514339 + 2590514340.
It is an arithmetic number, because the mean of its divisors is an integer number (2590514340).
Almost surely, 25181028679 is an apocalyptic number.
5181028679 is a deficient number, since it is larger than the sum of its proper divisors (1).
5181028679 is an equidigital number, since it uses as much as digits as its factorization.
5181028679 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 241920, while the sum is 47.
The square root of 5181028679 is about 71979.3628688112. The cubic root of 5181028679 is about 1730.3687586397.
The spelling of 5181028679 in words is "five billion, one hundred eighty-one million, twenty-eight thousand, six hundred seventy-nine".
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