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80854394 = 267603391
BaseRepresentation
bin1001101000110…
…11110101111010
312122010211101012
410310123311322
5131144320034
612004553522
72001152045
oct464336572
9178124335
1080854394
1141705115
12230b28a2
131399c24a
14aa49c5c
157171cce
hex4d1bd7a

80854394 has 8 divisors (see below), whose sum is σ = 123091968. Its totient is φ = 39823740.

The previous prime is 80854393. The next prime is 80854421. The reversal of 80854394 is 49345808.

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

It is not an unprimeable number, because it can be changed into a prime (80854391) 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, 301562 + ... + 301829.

It is an arithmetic number, because the mean of its divisors is an integer number (15386496).

Almost surely, 280854394 is an apocalyptic number.

80854394 is a deficient number, since it is larger than the sum of its proper divisors (42237574).

80854394 is a wasteful number, since it uses less digits than its factorization.

80854394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603460.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 80854394 is about 8991.9071392002. The cubic root of 80854394 is about 432.4154560932.

The spelling of 80854394 in words is "eighty million, eight hundred fifty-four thousand, three hundred ninety-four".

Divisors: 1 2 67 134 603391 1206782 40427197 80854394