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80145160487 = 722750437483
BaseRepresentation
bin100101010100100000…
…1100001100100100111
321122212110020222202022
41022221001201210213
52303114130113422
6100452420533355
75535033424010
oct1125101414447
9248773228668
1080145160487
1130a97943327
121364855125b
13773322acb2
143c44164007
1521410e4342
hex12a9061927

80145160487 has 8 divisors (see below), whose sum is σ = 91997970816. Its totient is φ = 68393225592.

The previous prime is 80145160483. The next prime is 80145160493. The reversal of 80145160487 is 78406154108.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80145160487 - 22 = 80145160483 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 (80145160483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25217153 + ... + 25220330.

It is an arithmetic number, because the mean of its divisors is an integer number (11499746352).

Almost surely, 280145160487 is an apocalyptic number.

80145160487 is a deficient number, since it is larger than the sum of its proper divisors (11852810329).

80145160487 is a wasteful number, since it uses less digits than its factorization.

80145160487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50437717.

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 80145160487 in words is "eighty billion, one hundred forty-five million, one hundred sixty thousand, four hundred eighty-seven".

Divisors: 1 7 227 1589 50437483 353062381 11449308641 80145160487