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894041413 = 7211123983
BaseRepresentation
bin110101010010011…
…111110101000101
32022022022000020221
4311102133311011
53312333311123
6224414224341
731104140506
oct6522376505
92268260227
10894041413
11419732601
1220b4b50b1
131132bb4b5
1486a48bad
155375125d
hex3549fd45

894041413 has 4 divisors (see below), whose sum is σ = 894172608. Its totient is φ = 893910220.

The previous prime is 894041399. The next prime is 894041417. The reversal of 894041413 is 314140498.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-894041413 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 (894041417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54781 + ... + 69202.

It is an arithmetic number, because the mean of its divisors is an integer number (223543152).

Almost surely, 2894041413 is an apocalyptic number.

It is an amenable number.

894041413 is a deficient number, since it is larger than the sum of its proper divisors (131195).

894041413 is a wasteful number, since it uses less digits than its factorization.

894041413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131194.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 894041413 is about 29900.5252963890. The cubic root of 894041413 is about 963.3539418278.

The spelling of 894041413 in words is "eight hundred ninety-four million, forty-one thousand, four hundred thirteen".

Divisors: 1 7211 123983 894041413