Base | Representation |
---|---|
bin | 10010011000010000001110… |
… | …000101010000001111000011 |
3 | 101121012102021122212201211010 |
4 | 102120100032011100033003 |
5 | 41043320423304101323 |
6 | 443525253224252003 |
7 | 23011612303050066 |
oct | 2230201605201703 |
9 | 347172248781733 |
10 | 80831520768963 |
11 | 23834501223118 |
12 | 9095834911003 |
13 | 36144c2288373 |
14 | 15d63a33128dd |
15 | 952930102c93 |
hex | 49840e1503c3 |
80831520768963 has 32 divisors (see below), whose sum is σ = 110142853742592. Its totient is φ = 52705491962400.
The previous prime is 80831520768853. The next prime is 80831520769019. The reversal of 80831520768963 is 36986702513808.
It is not a de Polignac number, because 80831520768963 - 221 = 80831518671811 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80831520768894 and 80831520768903.
It is not an unprimeable number, because it can be changed into a prime (80831520766963) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2670247518 + ... + 2670277788.
It is an arithmetic number, because the mean of its divisors is an integer number (3441964179456).
Almost surely, 280831520768963 is an apocalyptic number.
80831520768963 is a deficient number, since it is larger than the sum of its proper divisors (29311332973629).
80831520768963 is a wasteful number, since it uses less digits than its factorization.
80831520768963 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42495.
The product of its (nonzero) digits is 104509440, while the sum is 66.
The spelling of 80831520768963 in words is "eighty trillion, eight hundred thirty-one billion, five hundred twenty million, seven hundred sixty-eight thousand, nine hundred sixty-three".
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