Base | Representation |
---|---|
bin | 10010001101101111110011… |
… | …011111101000000111010011 |
3 | 101111122101200012102020002201 |
4 | 102031233303133220013103 |
5 | 41000003244132120310 |
6 | 442213445554224031 |
7 | 22605502406312452 |
oct | 2215576337500723 |
9 | 344571605366081 |
10 | 80109520191955 |
11 | 23586290774381 |
12 | 8b99918285017 |
13 | 35913abb26927 |
14 | 15ad47015ab99 |
15 | 93dc74855e3a |
hex | 48dbf37e81d3 |
80109520191955 has 8 divisors (see below), whose sum is σ = 96132304976400. Its totient is φ = 64087028989536.
The previous prime is 80109520191929. The next prime is 80109520191991. The reversal of 80109520191955 is 55919102590108.
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 80109520191955 - 233 = 80100930257363 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80109520191896 and 80109520191905.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72794745 + ... + 73887034.
It is an arithmetic number, because the mean of its divisors is an integer number (12016538122050).
Almost surely, 280109520191955 is an apocalyptic number.
80109520191955 is a deficient number, since it is larger than the sum of its proper divisors (16022784784445).
80109520191955 is a wasteful number, since it uses less digits than its factorization.
80109520191955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146791013.
The product of its (nonzero) digits is 1458000, while the sum is 55.
The spelling of 80109520191955 in words is "eighty trillion, one hundred nine billion, five hundred twenty million, one hundred ninety-one thousand, nine hundred fifty-five".
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