Base | Representation |
---|---|
bin | 100101100101011011… |
… | …1000101111111110110 |
3 | 21201100000110200100101 |
4 | 1023022313011333312 |
5 | 2310244442221241 |
6 | 101025020304314 |
7 | 5555065626463 |
oct | 1131267057766 |
9 | 251300420311 |
10 | 80712851446 |
11 | 31259333a07 |
12 | 137866a209a |
13 | 77c3a238c6 |
14 | 3c996da66a |
15 | 2175d7de31 |
hex | 12cadc5ff6 |
80712851446 has 8 divisors (see below), whose sum is σ = 125244079920. Its totient is φ = 38964824808.
The previous prime is 80712851441. The next prime is 80712851449. The reversal of 80712851446 is 64415821708.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 80712851396 and 80712851405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80712851441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 695800386 + ... + 695800501.
It is an arithmetic number, because the mean of its divisors is an integer number (15655509990).
Almost surely, 280712851446 is an apocalyptic number.
80712851446 is a deficient number, since it is larger than the sum of its proper divisors (44531228474).
80712851446 is a wasteful number, since it uses less digits than its factorization.
80712851446 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1391600918.
The product of its (nonzero) digits is 430080, while the sum is 46.
The spelling of 80712851446 in words is "eighty billion, seven hundred twelve million, eight hundred fifty-one thousand, four hundred forty-six".
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