Base | Representation |
---|---|
bin | 1010000000010110010101… |
… | …0100011011101011000101 |
3 | 1102221200210100101102010000 |
4 | 2200011211110123223011 |
5 | 2420220233420200401 |
6 | 35221501330151513 |
7 | 2213542534320243 |
oct | 240054524335305 |
9 | 42850710342100 |
10 | 11001111100101 |
11 | 35615aa465961 |
12 | 1298109a22599 |
13 | 61a528690235 |
14 | 2a0656d63793 |
15 | 14126ded4186 |
hex | a016551bac5 |
11001111100101 has 40 divisors (see below), whose sum is σ = 16474670784000. Its totient is φ = 7315828048800.
The previous prime is 11001111100081. The next prime is 11001111100153. The reversal of 11001111100101 is 10100111110011.
It is not a de Polignac number, because 11001111100101 - 26 = 11001111100037 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11001111100501) 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 39 ways as a sum of consecutive naturals, for example, 98920675 + ... + 99031823.
It is an arithmetic number, because the mean of its divisors is an integer number (411866769600).
Almost surely, 211001111100101 is an apocalyptic number.
It is an amenable number.
11001111100101 is a deficient number, since it is larger than the sum of its proper divisors (5473559683899).
11001111100101 is a wasteful number, since it uses less digits than its factorization.
11001111100101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114191 (or 114182 counting only the distinct ones).
The product of its (nonzero) digits is 1, while the sum is 9.
Adding to 11001111100101 its reverse (10100111110011), we get a palindrome (21101222210112).
It can be divided in two parts, 1100111110010 and 1, that added together give a palindrome (1100111110011).
The spelling of 11001111100101 in words is "eleven trillion, one billion, one hundred eleven million, one hundred thousand, one hundred one".
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