Base | Representation |
---|---|
bin | 111010110011011011101… |
… | …1110011010011101101111 |
3 | 1001121121211022200020110100 |
4 | 1311212313132122131233 |
5 | 2024403223342441043 |
6 | 25104440131442143 |
7 | 1462620206604336 |
oct | 165466736323557 |
9 | 31547738606410 |
10 | 8081911687023 |
11 | 26365794a8049 |
12 | aa63b3a56353 |
13 | 468175ac2215 |
14 | 1dd249284d1d |
15 | e036819ecd3 |
hex | 759b779a76f |
8081911687023 has 24 divisors (see below), whose sum is σ = 11929672654848. Its totient is φ = 5270022177552.
The previous prime is 8081911687007. The next prime is 8081911687027. The reversal of 8081911687023 is 3207861191808.
It is not a de Polignac number, because 8081911687023 - 24 = 8081911687007 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8081911687027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5264911 + ... + 6624432.
It is an arithmetic number, because the mean of its divisors is an integer number (497069693952).
Almost surely, 28081911687023 is an apocalyptic number.
8081911687023 is a deficient number, since it is larger than the sum of its proper divisors (3847760967825).
8081911687023 is a wasteful number, since it uses less digits than its factorization.
8081911687023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11891003 (or 11891000 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 54.
The spelling of 8081911687023 in words is "eight trillion, eighty-one billion, nine hundred eleven million, six hundred eighty-seven thousand, twenty-three".
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