Base | Representation |
---|---|
bin | 10011001101001010… |
… | …11101101000001111 |
3 | 222121121000122212120 |
4 | 21212211131220033 |
5 | 132104111000221 |
6 | 4423053104023 |
7 | 513342214530 |
oct | 114645355017 |
9 | 28547018776 |
10 | 10311031311 |
11 | 4411343489 |
12 | 1bb9188013 |
13 | c8427b379 |
14 | 6db5a8687 |
15 | 40534a5c6 |
hex | 26695da0f |
10311031311 has 8 divisors (see below), whose sum is σ = 15712047744. Its totient is φ = 5892017880.
The previous prime is 10311031309. The next prime is 10311031327. The reversal of 10311031311 is 11313011301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10311031311 - 21 = 10311031309 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10311031331) 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, 245500725 + ... + 245500766.
It is an arithmetic number, because the mean of its divisors is an integer number (1964005968).
Almost surely, 210311031311 is an apocalyptic number.
10311031311 is a deficient number, since it is larger than the sum of its proper divisors (5401016433).
10311031311 is an equidigital number, since it uses as much as digits as its factorization.
10311031311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 491001501.
The product of its (nonzero) digits is 27, while the sum is 15.
Adding to 10311031311 its reverse (11313011301), we get a palindrome (21624042612).
It can be divided in two parts, 103110 and 31311, that added together give a triangular number (134421 = T518).
The spelling of 10311031311 in words is "ten billion, three hundred eleven million, thirty-one thousand, three hundred eleven".
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