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8103494183680 = 285722910144111
BaseRepresentation
bin111010111101011110111…
…1001000110101100000000
31001200200112102221200000101
41311322331321012230000
52030231424002334210
625122405511332144
71464313066031200
oct165727571065400
931620472850011
108103494183680
112644744233245
12aaa617981054
1346a2052b49bc
142002d57c6400
15e0bccd0da3a
hex75ebde46b00

8103494183680 has 432 divisors, whose sum is σ = 23589850112640. Its totient is φ = 2655916032000.

The previous prime is 8103494183677. The next prime is 8103494183693. The reversal of 8103494183680 is 863814943018.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 183684825 + ... + 183728935.

It is an arithmetic number, because the mean of its divisors is an integer number (54606134520).

Almost surely, 28103494183680 is an apocalyptic number.

8103494183680 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8103494183680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11794925056320).

8103494183680 is an abundant number, since it is smaller than the sum of its proper divisors (15486355928960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8103494183680 is a wasteful number, since it uses less digits than its factorization.

8103494183680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44276 (or 44255 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 55.

The spelling of 8103494183680 in words is "eight trillion, one hundred three billion, four hundred ninety-four million, one hundred eighty-three thousand, six hundred eighty".