Base | Representation |
---|---|
bin | 1001001101111000… |
… | …00001111010100101 |
3 | 110202211222112102200 |
4 | 10212330001322211 |
5 | 40113222103424 |
6 | 2135001525113 |
7 | 233423220552 |
oct | 44674017245 |
9 | 13684875380 |
10 | 4948237989 |
11 | 210a173492 |
12 | b611a3799 |
13 | 60b207496 |
14 | 34d269a29 |
15 | 1de62e8c9 |
hex | 126f01ea5 |
4948237989 has 6 divisors (see below), whose sum is σ = 7147454886. Its totient is φ = 3298825320.
The previous prime is 4948237981. The next prime is 4948237997. The reversal of 4948237989 is 9897328494.
4948237989 is a `hidden beast` number, since 4 + 9 + 482 + 3 + 79 + 89 = 666.
It is an interprime number because it is at equal distance from previous prime (4948237981) and next prime (4948237997).
It can be written as a sum of positive squares in only one way, i.e., 4609052100 + 339185889 = 67890^2 + 18417^2 .
It is not a de Polignac number, because 4948237989 - 23 = 4948237981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4948237981) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 274902102 + ... + 274902119.
It is an arithmetic number, because the mean of its divisors is an integer number (1191242481).
Almost surely, 24948237989 is an apocalyptic number.
It is an amenable number.
4948237989 is a deficient number, since it is larger than the sum of its proper divisors (2199216897).
4948237989 is a wasteful number, since it uses less digits than its factorization.
4948237989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 549804227 (or 549804224 counting only the distinct ones).
The product of its digits is 31352832, while the sum is 63.
The square root of 4948237989 is about 70343.7132158944. The cubic root of 4948237989 is about 1704.0546800628.
The spelling of 4948237989 in words is "four billion, nine hundred forty-eight million, two hundred thirty-seven thousand, nine hundred eighty-nine".
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