Base | Representation |
---|---|
bin | 100101011110110111… |
… | …0101000010110010010 |
3 | 21200202122220010211100 |
4 | 1022331232220112102 |
5 | 2304322041412132 |
6 | 100551110125230 |
7 | 5546452131222 |
oct | 1127556502622 |
9 | 250678803740 |
10 | 80492529042 |
11 | 31155a30482 |
12 | 13724950816 |
13 | 778a1a2513 |
14 | 3c78348082 |
15 | 216185d37c |
hex | 12bdba8592 |
80492529042 has 24 divisors (see below), whose sum is σ = 174635233344. Its totient is φ = 26794727064.
The previous prime is 80492529041. The next prime is 80492529049. The reversal of 80492529042 is 24092529408.
80492529042 is a `hidden beast` number, since 80 + 4 + 9 + 2 + 529 + 0 + 42 = 666.
It is not an unprimeable number, because it can be changed into a prime (80492529041) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 2995918 + ... + 3022665.
It is an arithmetic number, because the mean of its divisors is an integer number (7276468056).
Almost surely, 280492529042 is an apocalyptic number.
80492529042 is an abundant number, since it is smaller than the sum of its proper divisors (94142704302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80492529042 is a wasteful number, since it uses less digits than its factorization.
80492529042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6019334 (or 6019331 counting only the distinct ones).
The product of its (nonzero) digits is 414720, while the sum is 45.
The spelling of 80492529042 in words is "eighty billion, four hundred ninety-two million, five hundred twenty-nine thousand, forty-two".
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