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80075512633 is a prime number
BaseRepresentation
bin100101010010011011…
…1110101101100111001
321122200121012111212011
41022210313311230321
52302443312401013
6100441452045521
75533226425024
oct1124467655471
9248617174764
1080075512633
1130a615a2916
12136291638a1
13772198384c
143c38bd41bb
152139e37c3d
hex12a4df5b39

80075512633 has 2 divisors, whose sum is σ = 80075512634. Its totient is φ = 80075512632.

The previous prime is 80075512631. The next prime is 80075512681. The reversal of 80075512633 is 33621557008.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64359630864 + 15715881769 = 253692^2 + 125363^2 .

It is a cyclic number.

It is not a de Polignac number, because 80075512633 - 21 = 80075512631 is a prime.

Together with 80075512631, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (80075512631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40037756316 + 40037756317.

It is an arithmetic number, because the mean of its divisors is an integer number (40037756317).

Almost surely, 280075512633 is an apocalyptic number.

It is an amenable number.

80075512633 is a deficient number, since it is larger than the sum of its proper divisors (1).

80075512633 is an equidigital number, since it uses as much as digits as its factorization.

80075512633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 80075512633 in words is "eighty billion, seventy-five million, five hundred twelve thousand, six hundred thirty-three".