Base | Representation |
---|---|
bin | 100101010010010110… |
… | …1110001000011110111 |
3 | 21122200102020100211201 |
4 | 1022210231301003313 |
5 | 2302442123402213 |
6 | 100441315313331 |
7 | 5533165116643 |
oct | 1124455610367 |
9 | 248612210751 |
10 | 80072872183 |
11 | 30a6005a027 |
12 | 136282ab847 |
13 | 772126aa55 |
14 | 3c38707c23 |
15 | 2139ab56dd |
hex | 12a4b710f7 |
80072872183 has 2 divisors, whose sum is σ = 80072872184. Its totient is φ = 80072872182.
The previous prime is 80072872111. The next prime is 80072872199. The reversal of 80072872183 is 38127827008.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-80072872183 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (80072872783) 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 as a sum of consecutive naturals, namely, 40036436091 + 40036436092.
It is an arithmetic number, because the mean of its divisors is an integer number (40036436092).
Almost surely, 280072872183 is an apocalyptic number.
80072872183 is a deficient number, since it is larger than the sum of its proper divisors (1).
80072872183 is an equidigital number, since it uses as much as digits as its factorization.
80072872183 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 301056, while the sum is 46.
The spelling of 80072872183 in words is "eighty billion, seventy-two million, eight hundred seventy-two thousand, one hundred eighty-three".
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