Base | Representation |
---|---|
bin | 1111110101001111… |
… | …0110010100101101 |
3 | 101222011211011222111 |
4 | 3331103312110231 |
5 | 32200424321033 |
6 | 1541412444021 |
7 | 210213014566 |
oct | 37523662455 |
9 | 11864734874 |
10 | 4249838893 |
11 | 1890a17953 |
12 | 9a7319611 |
13 | 529608991 |
14 | 2c45cb16d |
15 | 19d1767cd |
hex | fd4f652d |
4249838893 has 2 divisors, whose sum is σ = 4249838894. Its totient is φ = 4249838892.
The previous prime is 4249838849. The next prime is 4249838899. The reversal of 4249838893 is 3988389424.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4157928324 + 91910569 = 64482^2 + 9587^2 .
It is a cyclic number.
It is not a de Polignac number, because 4249838893 - 221 = 4247741741 is a prime.
It is a super-2 number, since 2×42498388932 = 36122261232910930898, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4249838899) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2124919446 + 2124919447.
It is an arithmetic number, because the mean of its divisors is an integer number (2124919447).
Almost surely, 24249838893 is an apocalyptic number.
It is an amenable number.
4249838893 is a deficient number, since it is larger than the sum of its proper divisors (1).
4249838893 is an equidigital number, since it uses as much as digits as its factorization.
4249838893 is an evil number, because the sum of its binary digits is even.
The product of its digits is 11943936, while the sum is 58.
The square root of 4249838893 is about 65190.7884060317. The cubic root of 4249838893 is about 1619.7854327668.
The spelling of 4249838893 in words is "four billion, two hundred forty-nine million, eight hundred thirty-eight thousand, eight hundred ninety-three".
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