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1031110002143 = 13487116283341
BaseRepresentation
bin11110000000100101111…
…00100000010111011111
310122120110211101021112122
433000102330200113133
5113343203130032033
62105404013453155
7134331603256514
oct17002274402737
93576424337478
101031110002143
11368322795a71
12147a047a11bb
1376305604130
1437c9807530b
151bc4ca4ea98
hexf012f205df

1031110002143 has 8 divisors (see below), whose sum is σ = 1110654191136. Its totient is φ = 951598389600.

The previous prime is 1031110002137. The next prime is 1031110002151. The reversal of 1031110002143 is 3412000111301.

1031110002143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1031110002143 - 26 = 1031110002079 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 (1031110002133) 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, 8078348 + ... + 8204993.

It is an arithmetic number, because the mean of its divisors is an integer number (138831773892).

Almost surely, 21031110002143 is an apocalyptic number.

1031110002143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1031110002143 is a deficient number, since it is larger than the sum of its proper divisors (79544188993).

1031110002143 is a wasteful number, since it uses less digits than its factorization.

1031110002143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16288225.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1031110002143 its reverse (3412000111301), we get a palindrome (4443110113444).

The spelling of 1031110002143 in words is "one trillion, thirty-one billion, one hundred ten million, two thousand, one hundred forty-three".

Divisors: 1 13 4871 63323 16283341 211683433 79316154011 1031110002143