Base | Representation |
---|---|
bin | 100101010011010110… |
… | …1110001000100011111 |
3 | 21122202202101002220221 |
4 | 1022212231301010133 |
5 | 2303024221123110 |
6 | 100444514422211 |
7 | 5534053251253 |
oct | 1124655610437 |
9 | 248682332827 |
10 | 80106426655 |
11 | 30a77a97aa2 |
12 | 13637591967 |
13 | 77281b8878 |
14 | 3c3cd60263 |
15 | 213c9e27da |
hex | 12a6b7111f |
80106426655 has 16 divisors (see below), whose sum is σ = 98526781440. Its totient is φ = 62502868512.
The previous prime is 80106426629. The next prime is 80106426671. The reversal of 80106426655 is 55662460108.
It is a cyclic number.
It is not a de Polignac number, because 80106426655 - 233 = 71516492063 is a prime.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 1031619 + ... + 1106548.
It is an arithmetic number, because the mean of its divisors is an integer number (6157923840).
Almost surely, 280106426655 is an apocalyptic number.
80106426655 is a deficient number, since it is larger than the sum of its proper divisors (18420354785).
80106426655 is a wasteful number, since it uses less digits than its factorization.
80106426655 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2138358.
The product of its (nonzero) digits is 345600, while the sum is 43.
The spelling of 80106426655 in words is "eighty billion, one hundred six million, four hundred twenty-six thousand, six hundred fifty-five".
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