Base | Representation |
---|---|
bin | 11111001101000010010… |
… | …000100110111111111101 |
3 | 21120222210222101011211222 |
4 | 133031002100212333331 |
5 | 240113011341043010 |
6 | 4321024501523125 |
7 | 310630522036400 |
oct | 37150220467775 |
9 | 7528728334758 |
10 | 2144300331005 |
11 | 7574356a9298 |
12 | 2a76b5a134a5 |
13 | 12728c030411 |
14 | 75adb28dd37 |
15 | 3aba14eb355 |
hex | 1f342426ffd |
2144300331005 has 12 divisors (see below), whose sum is σ = 2993268217500. Its totient is φ = 1470377369664.
The previous prime is 2144300330999. The next prime is 2144300331007. The reversal of 2144300331005 is 5001330034412.
It can be written as a sum of positive squares in 2 ways, for example, as 597587749444 + 1546712581561 = 773038^2 + 1243669^2 .
It is a de Polignac number, because none of the positive numbers 2k-2144300331005 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2144300331007) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4376122880 + ... + 4376123369.
It is an arithmetic number, because the mean of its divisors is an integer number (249439018125).
Almost surely, 22144300331005 is an apocalyptic number.
It is an amenable number.
2144300331005 is a deficient number, since it is larger than the sum of its proper divisors (848967886495).
2144300331005 is an equidigital number, since it uses as much as digits as its factorization.
2144300331005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8752246268 (or 8752246261 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 26.
Adding to 2144300331005 its reverse (5001330034412), we get a palindrome (7145630365417).
The spelling of 2144300331005 in words is "two trillion, one hundred forty-four billion, three hundred million, three hundred thirty-one thousand, five".
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