Base | Representation |
---|---|
bin | 11101001000111100000… |
… | …10110101100101010101 |
3 | 10112201100112121001212211 |
4 | 32210132002311211111 |
5 | 112401010222041323 |
6 | 2043543120313421 |
7 | 132223306551514 |
oct | 16443602654525 |
9 | 3481315531784 |
10 | 1001231440213 |
11 | 356690056184 |
12 | 142066472871 |
13 | 7355344a6a4 |
14 | 36661bdc67b |
15 | 1b09e91270d |
hex | e91e0b5955 |
1001231440213 has 16 divisors (see below), whose sum is σ = 1034013442176. Its totient is φ = 969076880640.
The previous prime is 1001231440201. The next prime is 1001231440301. The reversal of 1001231440213 is 3120441321001.
1001231440213 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 a de Polignac number, because none of the positive numbers 2k-1001231440213 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1001231443213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 897153 + ... + 1675513.
It is an arithmetic number, because the mean of its divisors is an integer number (64625840136).
Almost surely, 21001231440213 is an apocalyptic number.
It is an amenable number.
1001231440213 is a deficient number, since it is larger than the sum of its proper divisors (32782001963).
1001231440213 is an equidigital number, since it uses as much as digits as its factorization.
1001231440213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 778764.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 1001231440213 its reverse (3120441321001), we get a palindrome (4121672761214).
The spelling of 1001231440213 in words is "one trillion, one billion, two hundred thirty-one million, four hundred forty thousand, two hundred thirteen".
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