Base | Representation |
---|---|
bin | 1001100101111010… |
… | …00011001010001001 |
3 | 111021220022120011202 |
4 | 10302331003022021 |
5 | 41021324104232 |
6 | 2211002433545 |
7 | 241421563634 |
oct | 46275031211 |
9 | 14256276152 |
10 | 5149831817 |
11 | 2202a44959 |
12 | bb88028b5 |
13 | 640bcc080 |
14 | 36bd44c1b |
15 | 2021a1162 |
hex | 132f43289 |
5149831817 has 16 divisors (see below), whose sum is σ = 5728128000. Its totient is φ = 4597732800.
The previous prime is 5149831727. The next prime is 5149831823. The reversal of 5149831817 is 7181389415.
It is a cyclic number.
It is not a de Polignac number, because 5149831817 - 210 = 5149830793 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (5149831837) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1206467 + ... + 1210727.
It is an arithmetic number, because the mean of its divisors is an integer number (358008000).
Almost surely, 25149831817 is an apocalyptic number.
It is an amenable number.
5149831817 is a deficient number, since it is larger than the sum of its proper divisors (578296183).
5149831817 is a wasteful number, since it uses less digits than its factorization.
5149831817 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7304.
The product of its digits is 241920, while the sum is 47.
The square root of 5149831817 is about 71762.3286759843. The cubic root of 5149831817 is about 1726.8887040523. Note that the first 3 decimals are identical.
The spelling of 5149831817 in words is "five billion, one hundred forty-nine million, eight hundred thirty-one thousand, eight hundred seventeen".
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