Base | Representation |
---|---|
bin | 10010101010011111… |
… | …10001000110001011 |
3 | 221212022122101221210 |
4 | 21111033301012023 |
5 | 131010123144321 |
6 | 4334142104203 |
7 | 503210465346 |
oct | 112517610613 |
9 | 27768571853 |
10 | 10020131211 |
11 | 4282114982 |
12 | 1b3787b063 |
13 | c38c1852c |
14 | 6b0ac345d |
15 | 3d9a37b76 |
hex | 2553f118b |
10020131211 has 32 divisors (see below), whose sum is σ = 14224481280. Its totient is φ = 6252409856.
The previous prime is 10020131203. The next prime is 10020131237. The reversal of 10020131211 is 11213102001.
10020131211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 10020131211 - 23 = 10020131203 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10020131291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11296210 + ... + 11297096.
It is an arithmetic number, because the mean of its divisors is an integer number (444515040).
Almost surely, 210020131211 is an apocalyptic number.
10020131211 is a deficient number, since it is larger than the sum of its proper divisors (4204350069).
10020131211 is a wasteful number, since it uses less digits than its factorization.
10020131211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1883.
The product of its (nonzero) digits is 12, while the sum is 12.
Adding to 10020131211 its reverse (11213102001), we get a palindrome (21233233212).
The spelling of 10020131211 in words is "ten billion, twenty million, one hundred thirty-one thousand, two hundred eleven".
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