Base | Representation |
---|---|
bin | 11101011001101001011… |
… | …11010001001100101111 |
3 | 10120120111201111212111122 |
4 | 32230310233101030233 |
5 | 113022343220333012 |
6 | 2052025213211155 |
7 | 132661515231032 |
oct | 16546457211457 |
9 | 3516451455448 |
10 | 1010202121007 |
11 | 35a473841462 |
12 | 14394a790abb |
13 | 74352b03831 |
14 | 36c73381019 |
15 | 1b42724be72 |
hex | eb34bd132f |
1010202121007 has 2 divisors, whose sum is σ = 1010202121008. Its totient is φ = 1010202121006.
The previous prime is 1010202121001. The next prime is 1010202121057. The reversal of 1010202121007 is 7001212020101.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1010202121007 - 214 = 1010202104623 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1010202121001) 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, 505101060503 + 505101060504.
It is an arithmetic number, because the mean of its divisors is an integer number (505101060504).
Almost surely, 21010202121007 is an apocalyptic number.
1010202121007 is a deficient number, since it is larger than the sum of its proper divisors (1).
1010202121007 is an equidigital number, since it uses as much as digits as its factorization.
1010202121007 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 56, while the sum is 17.
Adding to 1010202121007 its reverse (7001212020101), we get a palindrome (8011414141108).
The spelling of 1010202121007 in words is "one trillion, ten billion, two hundred two million, one hundred twenty-one thousand, seven".
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