Base | Representation |
---|---|
bin | 1111001010100110… |
… | …01111011101000101 |
3 | 210000102121010202211 |
4 | 13211103033131011 |
5 | 113133322300142 |
6 | 3423531103421 |
7 | 405523543150 |
oct | 74523173505 |
9 | 23012533684 |
10 | 8141993797 |
11 | 34a8a414a3 |
12 | 16b28a1b71 |
13 | 9c9a9ab12 |
14 | 5734aac97 |
15 | 329be7917 |
hex | 1e54cf745 |
8141993797 has 8 divisors (see below), whose sum is σ = 9306760896. Its totient is φ = 6977632992.
The previous prime is 8141993779. The next prime is 8141993801. The reversal of 8141993797 is 7973991418.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 8141993797 - 223 = 8133605189 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8141993737) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57343 + ... + 139900.
It is an arithmetic number, because the mean of its divisors is an integer number (1163345112).
Almost surely, 28141993797 is an apocalyptic number.
It is an amenable number.
8141993797 is a deficient number, since it is larger than the sum of its proper divisors (1164767099).
8141993797 is a wasteful number, since it uses less digits than its factorization.
8141993797 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 203147.
The product of its digits is 3429216, while the sum is 58.
The square root of 8141993797 is about 90232.9972737246. The cubic root of 8141993797 is about 2011.7634909051.
The spelling of 8141993797 in words is "eight billion, one hundred forty-one million, nine hundred ninety-three thousand, seven hundred ninety-seven".
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