Base | Representation |
---|---|
bin | 111100010000110… |
… | …000000011111001 |
3 | 2121110102100100211 |
4 | 330100300003321 |
5 | 4032310232441 |
6 | 244153431121 |
7 | 34024364122 |
oct | 7420600371 |
9 | 2543370324 |
10 | 1011024121 |
11 | 479773428 |
12 | 24270b4a1 |
13 | 1315c9c33 |
14 | 983bb049 |
15 | 5db5ca81 |
hex | 3c4300f9 |
1011024121 has 2 divisors, whose sum is σ = 1011024122. Its totient is φ = 1011024120.
The previous prime is 1011024103. The next prime is 1011024137. The reversal of 1011024121 is 1214201101.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 763748496 + 247275625 = 27636^2 + 15725^2 .
It is a cyclic number.
It is not a de Polignac number, because 1011024121 - 25 = 1011024089 is a prime.
It is not a weakly prime, because it can be changed into another prime (1011024151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505512060 + 505512061.
It is an arithmetic number, because the mean of its divisors is an integer number (505512061).
Almost surely, 21011024121 is an apocalyptic number.
It is an amenable number.
1011024121 is a deficient number, since it is larger than the sum of its proper divisors (1).
1011024121 is an equidigital number, since it uses as much as digits as its factorization.
1011024121 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 16, while the sum is 13.
The square root of 1011024121 is about 31796.6054949267. The cubic root of 1011024121 is about 1003.6612856277.
Adding to 1011024121 its reverse (1214201101), we get a palindrome (2225225222).
The spelling of 1011024121 in words is "one billion, eleven million, twenty-four thousand, one hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •