Base | Representation |
---|---|
bin | 10000001010101101011… |
… | …011000011000010111110 |
3 | 10221012201021102011112110 |
4 | 100022231123003002332 |
5 | 121200322321023402 |
6 | 2210220315514450 |
7 | 143160614425164 |
oct | 20125533030276 |
9 | 3835637364473 |
10 | 1111011111102 |
11 | 3991a4898812 |
12 | 15b3a3458a26 |
13 | 809ca0c3129 |
14 | 3bab7a2b234 |
15 | 1dd774d756c |
hex | 102ad6c30be |
1111011111102 has 16 divisors (see below), whose sum is σ = 2222399098512. Its totient is φ = 370274224320.
The previous prime is 1111011111061. The next prime is 1111011111109. The reversal of 1111011111102 is 2011111101111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1111011111109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15664849 + ... + 15735612.
It is an arithmetic number, because the mean of its divisors is an integer number (138899943657).
Almost surely, 21111011111102 is an apocalyptic number.
1111011111102 is an abundant number, since it is smaller than the sum of its proper divisors (1111387987410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1111011111102 is a wasteful number, since it uses less digits than its factorization.
1111011111102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31406363.
The product of its (nonzero) digits is 2, while the sum is 12.
Adding to 1111011111102 its reverse (2011111101111), we get a palindrome (3122122212213).
Subtracting 1111011111102 from its reverse (2011111101111), we obtain a palindrome (900099990009).
The spelling of 1111011111102 in words is "one trillion, one hundred eleven billion, eleven million, one hundred eleven thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.058 sec. • engine limits •