Base | Representation |
---|---|
bin | 10000000000100011101… |
… | …111001110110111100001 |
3 | 10220011120122022220220202 |
4 | 100000203233032313201 |
5 | 121011011432241001 |
6 | 2201214545114545 |
7 | 142323532004534 |
oct | 20004357166741 |
9 | 3804518286822 |
10 | 1100111212001 |
11 | 39461111023a |
12 | 159261028a55 |
13 | 7c980b461a9 |
14 | 3b362176a1b |
15 | 1d93a61c96b |
hex | 10023bcede1 |
1100111212001 has 4 divisors (see below), whose sum is σ = 1100240326404. Its totient is φ = 1099982097600.
The previous prime is 1100111211973. The next prime is 1100111212007. The reversal of 1100111212001 is 1002121110011.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 281484363601 + 818626848400 = 530551^2 + 904780^2 .
It is a cyclic number.
It is not a de Polignac number, because 1100111212001 - 26 = 1100111211937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1100111212007) 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 3 ways as a sum of consecutive naturals, for example, 64544420 + ... + 64561461.
It is an arithmetic number, because the mean of its divisors is an integer number (275060081601).
Almost surely, 21100111212001 is an apocalyptic number.
It is an amenable number.
1100111212001 is a deficient number, since it is larger than the sum of its proper divisors (129114403).
1100111212001 is an equidigital number, since it uses as much as digits as its factorization.
1100111212001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129114402.
The product of its (nonzero) digits is 4, while the sum is 11.
Adding to 1100111212001 its reverse (1002121110011), we get a palindrome (2102232322012).
The spelling of 1100111212001 in words is "one trillion, one hundred billion, one hundred eleven million, two hundred twelve thousand, one".
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