Base | Representation |
---|---|
bin | 11101000111111111010… |
… | …000100101101000000111 |
3 | 21002100001221211212100001 |
4 | 131013333100211220013 |
5 | 230242423214044033 |
6 | 4131241103102131 |
7 | 264412415055103 |
oct | 35077720455007 |
9 | 7070057755301 |
10 | 2001442331143 |
11 | 7018970225a2 |
12 | 283a86ba1947 |
13 | 116973314758 |
14 | 6cc28260903 |
15 | 370de934e7d |
hex | 1d1ff425a07 |
2001442331143 has 8 divisors (see below), whose sum is σ = 2007954415296. Its totient is φ = 1994940480000.
The previous prime is 2001442331123. The next prime is 2001442331153. The reversal of 2001442331143 is 3411332441002.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2001442331143 - 25 = 2001442331111 is a prime.
It is a super-2 number, since 2×20014423311432 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2001442331123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2166346 + ... + 2948887.
It is an arithmetic number, because the mean of its divisors is an integer number (250994301912).
Almost surely, 22001442331143 is an apocalyptic number.
2001442331143 is a deficient number, since it is larger than the sum of its proper divisors (6512084153).
2001442331143 is an equidigital number, since it uses as much as digits as its factorization.
2001442331143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5116505.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 2001442331143 its reverse (3411332441002), we get a palindrome (5412774772145).
The spelling of 2001442331143 in words is "two trillion, one billion, four hundred forty-two million, three hundred thirty-one thousand, one hundred forty-three".
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