Base | Representation |
---|---|
bin | 10111001111010111100000… |
… | …011011010110111011100111 |
3 | 111101220021201102211122220220 |
4 | 113033113200123112323213 |
5 | 101344111314103323421 |
6 | 1001215044304255423 |
7 | 30346336251136542 |
oct | 2717274033267347 |
9 | 441807642748826 |
10 | 102211102011111 |
11 | 2a6275374a1455 |
12 | b569243311573 |
13 | 4505608abcb12 |
14 | 1b35088009859 |
15 | bc3b2a7113c6 |
hex | 5cf5e06d6ee7 |
102211102011111 has 32 divisors (see below), whose sum is σ = 138183950661120. Its totient is φ = 67196183040000.
The previous prime is 102211102011107. The next prime is 102211102011131. The reversal of 102211102011111 is 111110201112201.
It is not a de Polignac number, because 102211102011111 - 22 = 102211102011107 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102211102011131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78401166 + ... + 79694196.
It is an arithmetic number, because the mean of its divisors is an integer number (4318248458160).
Almost surely, 2102211102011111 is an apocalyptic number.
102211102011111 is a deficient number, since it is larger than the sum of its proper divisors (35972848650009).
102211102011111 is a wasteful number, since it uses less digits than its factorization.
102211102011111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1294327.
The product of its (nonzero) digits is 8, while the sum is 15.
Adding to 102211102011111 its reverse (111110201112201), we get a palindrome (213321303123312).
The spelling of 102211102011111 in words is "one hundred two trillion, two hundred eleven billion, one hundred two million, eleven thousand, one hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •