Base | Representation |
---|---|
bin | 111011001001110111010… |
… | …0110111010000101001101 |
3 | 1001210020011100022011020100 |
4 | 1312103232212322011031 |
5 | 2031200401303111223 |
6 | 25142524025441313 |
7 | 1466243664555213 |
oct | 166235646720515 |
9 | 31706140264210 |
10 | 8130081300813 |
11 | 2654a47a4191a |
12 | ab37b7940239 |
13 | 46c881593184 |
14 | 2016d886ccb3 |
15 | e1736ed8043 |
hex | 764ee9ba14d |
8130081300813 has 48 divisors (see below), whose sum is σ = 12495845619712. Its totient is φ = 5084617536000.
The previous prime is 8130081300799. The next prime is 8130081300839. The reversal of 8130081300813 is 3180031800318.
It is not a de Polignac number, because 8130081300813 - 28 = 8130081300557 is a prime.
It is a Duffinian number.
8130081300813 is a modest number, since divided by 81300813 gives 813 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8130081300883) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1344453 + ... + 4250613.
Almost surely, 28130081300813 is an apocalyptic number.
It is an amenable number.
8130081300813 is a deficient number, since it is larger than the sum of its proper divisors (4365764318899).
8130081300813 is a wasteful number, since it uses less digits than its factorization.
8130081300813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2906506 (or 2906503 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The spelling of 8130081300813 in words is "eight trillion, one hundred thirty billion, eighty-one million, three hundred thousand, eight hundred thirteen".
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