Base | Representation |
---|---|
bin | 1011101101101001… |
… | …1000010001010101 |
3 | 22010010110200101012 |
4 | 2323122120101111 |
5 | 22414412121144 |
6 | 1240000142005 |
7 | 140626502612 |
oct | 27332302125 |
9 | 8103420335 |
10 | 3144254549 |
11 | 1373938a87 |
12 | 739007905 |
13 | 3b1551267 |
14 | 21b837509 |
15 | 13608ae9e |
hex | bb698455 |
3144254549 has 2 divisors, whose sum is σ = 3144254550. Its totient is φ = 3144254548.
The previous prime is 3144254497. The next prime is 3144254569. The reversal of 3144254549 is 9454524413.
3144254549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2645044900 + 499209649 = 51430^2 + 22343^2 .
It is an emirp because it is prime and its reverse (9454524413) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3144254549 - 28 = 3144254293 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3144254569) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572127274 + 1572127275.
It is an arithmetic number, because the mean of its divisors is an integer number (1572127275).
Almost surely, 23144254549 is an apocalyptic number.
It is an amenable number.
3144254549 is a deficient number, since it is larger than the sum of its proper divisors (1).
3144254549 is an equidigital number, since it uses as much as digits as its factorization.
3144254549 is an evil number, because the sum of its binary digits is even.
The product of its digits is 345600, while the sum is 41.
The square root of 3144254549 is about 56073.6528950986. The cubic root of 3144254549 is about 1465.0054240773.
The spelling of 3144254549 in words is "three billion, one hundred forty-four million, two hundred fifty-four thousand, five hundred forty-nine".
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