Base | Representation |
---|---|
bin | 10001011111011111001… |
… | …010110010000011111001 |
3 | 11020220200020100221000201 |
4 | 101133133022302003321 |
5 | 124143234221134431 |
6 | 2320113133202201 |
7 | 152562446411563 |
oct | 21373712620371 |
9 | 4226606327021 |
10 | 1202040021241 |
11 | 423867289264 |
12 | 174b68930361 |
13 | 89476135477 |
14 | 42271440333 |
15 | 21403d56461 |
hex | 117df2b20f9 |
1202040021241 has 2 divisors, whose sum is σ = 1202040021242. Its totient is φ = 1202040021240.
The previous prime is 1202040021211. The next prime is 1202040021293. The reversal of 1202040021241 is 1421200402021.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1106788161600 + 95251859641 = 1052040^2 + 308629^2 .
It is a cyclic number.
It is not a de Polignac number, because 1202040021241 - 27 = 1202040021113 is a prime.
It is not a weakly prime, because it can be changed into another prime (1202040021211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601020010620 + 601020010621.
It is an arithmetic number, because the mean of its divisors is an integer number (601020010621).
Almost surely, 21202040021241 is an apocalyptic number.
It is an amenable number.
1202040021241 is a deficient number, since it is larger than the sum of its proper divisors (1).
1202040021241 is an equidigital number, since it uses as much as digits as its factorization.
1202040021241 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 1202040021241 its reverse (1421200402021), we get a palindrome (2623240423262).
The spelling of 1202040021241 in words is "one trillion, two hundred two billion, forty million, twenty-one thousand, two hundred forty-one".
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