Base | Representation |
---|---|
bin | 1000010111010011111111… |
… | …00010010011000111010110 |
3 | 2102010101001000022212021010 |
4 | 10023221333202103013112 |
5 | 4402323223023042334 |
6 | 103041414212033050 |
7 | 3605602246333335 |
oct | 413517742230726 |
9 | 72111030285233 |
10 | 18393189659094 |
11 | 5951565064738 |
12 | 2090882002786 |
13 | a3561645b2a3 |
14 | 4783412a3d1c |
15 | 21d6b094d0e9 |
hex | 10ba7f8931d6 |
18393189659094 has 16 divisors (see below), whose sum is σ = 36787968023040. Its totient is φ = 6130798435560.
The previous prime is 18393189659087. The next prime is 18393189659099. The reversal of 18393189659094 is 49095698139381.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18393189659099) 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, 66045502 + ... + 66323409.
It is an arithmetic number, because the mean of its divisors is an integer number (2299248001440).
Almost surely, 218393189659094 is an apocalyptic number.
18393189659094 is an abundant number, since it is smaller than the sum of its proper divisors (18394778363946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18393189659094 is a wasteful number, since it uses less digits than its factorization.
18393189659094 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132392075.
The product of its (nonzero) digits is 453496320, while the sum is 75.
The spelling of 18393189659094 in words is "eighteen trillion, three hundred ninety-three billion, one hundred eighty-nine million, six hundred fifty-nine thousand, ninety-four".
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