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80888858086 = 289454431787
BaseRepresentation
bin100101101010101011…
…0100000010111100110
321201210021122202001211
41023111112200113212
52311130021424321
6101054304542034
75562333643411
oct1132526402746
9251707582054
1080888858086
1131339719343
121381562191a
137821329c4a
143cb4c34b78
1521865490e1
hex12d55a05e6

80888858086 has 8 divisors (see below), whose sum is σ = 122696582760. Its totient is φ = 39989997168.

The previous prime is 80888858059. The next prime is 80888858107. The reversal of 80888858086 is 68085888808.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227215716 + ... + 227216071.

It is an arithmetic number, because the mean of its divisors is an integer number (15337072845).

Almost surely, 280888858086 is an apocalyptic number.

80888858086 is a deficient number, since it is larger than the sum of its proper divisors (41807724674).

80888858086 is a wasteful number, since it uses less digits than its factorization.

80888858086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454431878.

The product of its (nonzero) digits is 62914560, while the sum is 67.

The spelling of 80888858086 in words is "eighty billion, eight hundred eighty-eight million, eight hundred fifty-eight thousand, eighty-six".

Divisors: 1 2 89 178 454431787 908863574 40444429043 80888858086