Base | Representation |
---|---|
bin | 111110101001011… |
… | …1000100000011001 |
3 | 12102111110211220011 |
4 | 1331102320200121 |
5 | 13301114231131 |
6 | 544331201521 |
7 | 103043400244 |
oct | 17522704031 |
9 | 5374424804 |
10 | 2102102041 |
11 | 989644416 |
12 | 4a7ba62a1 |
13 | 276675880 |
14 | 15d27625b |
15 | c48300b1 |
hex | 7d4b8819 |
2102102041 has 12 divisors (see below), whose sum is σ = 2296207396. Its totient is φ = 1913012640.
The previous prime is 2102102039. The next prime is 2102102063. The reversal of 2102102041 is 1402012012.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1389425625 + 712676416 = 37275^2 + 26696^2 .
It is not a de Polignac number, because 2102102041 - 21 = 2102102039 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2102102081) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49495 + ... + 81571.
Almost surely, 22102102041 is an apocalyptic number.
It is an amenable number.
2102102041 is a deficient number, since it is larger than the sum of its proper divisors (194105355).
2102102041 is an equidigital number, since it uses as much as digits as its factorization.
2102102041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32232 (or 32161 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
The square root of 2102102041 is about 45848.6863606800. The cubic root of 2102102041 is about 1281.0062970921.
Adding to 2102102041 its reverse (1402012012), we get a palindrome (3504114053).
The spelling of 2102102041 in words is "two billion, one hundred two million, one hundred two thousand, forty-one".
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