Base | Representation |
---|---|
bin | 1110001001001000010001… |
… | …00001001010100100010111 |
3 | 11002010010112112211112000111 |
4 | 13010210020201022210113 |
5 | 13034020300240231403 |
6 | 150051050540223451 |
7 | 6356621006443663 |
oct | 704441041124427 |
9 | 132103475745014 |
10 | 31100001102103 |
11 | 9a0048893507a |
12 | 35a347b53ab87 |
13 | 144794351204b |
14 | 797368a5d8a3 |
15 | 38deb08e656d |
hex | 1c490884a917 |
31100001102103 has 16 divisors (see below), whose sum is σ = 33741627986880. Its totient is φ = 28576242720256.
The previous prime is 31100001102059. The next prime is 31100001102113. The reversal of 31100001102103 is 30120110000113.
It is a cyclic number.
It is not a de Polignac number, because 31100001102103 - 229 = 31099464231191 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 (31100001102113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118210450 + ... + 118473247.
It is an arithmetic number, because the mean of its divisors is an integer number (2108851749180).
Almost surely, 231100001102103 is an apocalyptic number.
31100001102103 is a deficient number, since it is larger than the sum of its proper divisors (2641626884777).
31100001102103 is a wasteful number, since it uses less digits than its factorization.
31100001102103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 236683946.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 31100001102103 its reverse (30120110000113), we get a palindrome (61220111102216).
The spelling of 31100001102103 in words is "thirty-one trillion, one hundred billion, one million, one hundred two thousand, one hundred three".
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