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80080973183 = 99780321939
BaseRepresentation
bin100101010010100110…
…0101010110101111111
321122200222110221022202
41022211030222311333
52303001212120213
6100442205102115
75533324020011
oct1124514526577
9248628427282
1080080973183
1130a64692472
121362ab5793b
137722b46143
143c398161b1
15213a665b58
hex12a532ad7f

80080973183 has 4 divisors (see below), whose sum is σ = 80161296120. Its totient is φ = 80000650248.

The previous prime is 80080973153. The next prime is 80080973213. The reversal of 80080973183 is 38137908008.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (80080973153) and next prime (80080973213).

It is a cyclic number.

It is not a de Polignac number, because 80080973183 - 28 = 80080972927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80080973123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40159973 + ... + 40161966.

It is an arithmetic number, because the mean of its divisors is an integer number (20040324030).

Almost surely, 280080973183 is an apocalyptic number.

80080973183 is a deficient number, since it is larger than the sum of its proper divisors (80322937).

80080973183 is an equidigital number, since it uses as much as digits as its factorization.

80080973183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80322936.

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 80080973183 in words is "eighty billion, eighty million, nine hundred seventy-three thousand, one hundred eighty-three".

Divisors: 1 997 80321939 80080973183