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894540986345 = 51402271275847
BaseRepresentation
bin11010000010001101100…
…11000011011111101001
310011111222002200110022102
431001012303003133221
5104124004443030340
61522540233503145
7121425362632556
oct15010663033751
93144862613272
10894540986345
11315411080066
1212544bb71ab5
136647c7c5c06
143142039ba2d
1518408156215
hexd046cc37e9

894540986345 has 8 divisors (see below), whose sum is σ = 1073457680064. Its totient is φ = 715627124784.

The previous prime is 894540986341. The next prime is 894540986359. The reversal of 894540986345 is 543689045498.

894540986345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 894540986345 - 22 = 894540986341 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (894540986341) 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, 63212 + ... + 1339058.

It is an arithmetic number, because the mean of its divisors is an integer number (134182210008).

Almost surely, 2894540986345 is an apocalyptic number.

It is an amenable number.

894540986345 is a deficient number, since it is larger than the sum of its proper divisors (178916693719).

894540986345 is a wasteful number, since it uses less digits than its factorization.

894540986345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416079.

The product of its (nonzero) digits is 149299200, while the sum is 65.

The spelling of 894540986345 in words is "eight hundred ninety-four billion, five hundred forty million, nine hundred eighty-six thousand, three hundred forty-five".

Divisors: 1 5 140227 701135 1275847 6379235 178908197269 894540986345