Base | Representation |
---|---|
bin | 10011000101000000011… |
… | …011101010101111100000 |
3 | 11122100001001101102010101 |
4 | 103011000123222233200 |
5 | 132440010240120224 |
6 | 2442141454112144 |
7 | 163501641204454 |
oct | 23050033525740 |
9 | 4570031342111 |
10 | 1311046020064 |
11 | 4660143325a0 |
12 | 19210a7ab654 |
13 | 968287157a1 |
14 | 476525d8664 |
15 | 24183a55044 |
hex | 131406eabe0 |
1311046020064 has 96 divisors (see below), whose sum is σ = 2847175222752. Its totient is φ = 589297920000.
The previous prime is 1311046020017. The next prime is 1311046020073. The reversal of 1311046020064 is 4600206401131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29165734 + ... + 29210650.
It is an arithmetic number, because the mean of its divisors is an integer number (29658075237).
Almost surely, 21311046020064 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1311046020064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1423587611376).
1311046020064 is an abundant number, since it is smaller than the sum of its proper divisors (1536129202688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311046020064 is a wasteful number, since it uses less digits than its factorization.
1311046020064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45860 (or 45852 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 28.
The spelling of 1311046020064 in words is "one trillion, three hundred eleven billion, forty-six million, twenty thousand, sixty-four".
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