Base | Representation |
---|---|
bin | 100101100001111010… |
… | …1110110111010110101 |
3 | 21201000210212121221022 |
4 | 1023003311312322311 |
5 | 2310024320241104 |
6 | 101005212230525 |
7 | 5552135636132 |
oct | 1130365667265 |
9 | 251023777838 |
10 | 80595087029 |
11 | 311a8909846 |
12 | 1375316b445 |
13 | 77a5500412 |
14 | 3c87c03589 |
15 | 216a86abbe |
hex | 12c3d76eb5 |
80595087029 has 4 divisors (see below), whose sum is σ = 80662644876. Its totient is φ = 80527529184.
The previous prime is 80595086993. The next prime is 80595087047. The reversal of 80595087029 is 92078059508.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 48586298929 + 32008788100 = 220423^2 + 178910^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-80595087029 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80595087229) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33777134 + ... + 33779519.
It is an arithmetic number, because the mean of its divisors is an integer number (20165661219).
Almost surely, 280595087029 is an apocalyptic number.
It is an amenable number.
80595087029 is a deficient number, since it is larger than the sum of its proper divisors (67557847).
80595087029 is a wasteful number, since it uses less digits than its factorization.
80595087029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67557846.
The product of its (nonzero) digits is 1814400, while the sum is 53.
The spelling of 80595087029 in words is "eighty billion, five hundred ninety-five million, eighty-seven thousand, twenty-nine".
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