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2389328854 = 211108605857
BaseRepresentation
bin1000111001101010…
…0100001111010110
320011111221111000021
42032122210033112
514343132010404
61033031335354
7113131650223
oct21632441726
96144844007
102389328854
111016794150
1256822155a
132c1020773
1418948294a
15deb69454
hex8e6a43d6

2389328854 has 8 divisors (see below), whose sum is σ = 3909810888. Its totient is φ = 1086058560.

The previous prime is 2389328827. The next prime is 2389328857. The reversal of 2389328854 is 4588239832.

2389328854 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (2389328857) 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, 54302907 + ... + 54302950.

It is an arithmetic number, because the mean of its divisors is an integer number (488726361).

Almost surely, 22389328854 is an apocalyptic number.

2389328854 is a deficient number, since it is larger than the sum of its proper divisors (1520482034).

2389328854 is a wasteful number, since it uses less digits than its factorization.

2389328854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108605870.

The product of its digits is 3317760, while the sum is 52.

The square root of 2389328854 is about 48880.7615939032. The cubic root of 2389328854 is about 1336.8786138980.

The spelling of 2389328854 in words is "two billion, three hundred eighty-nine million, three hundred twenty-eight thousand, eight hundred fifty-four".

Divisors: 1 2 11 22 108605857 217211714 1194664427 2389328854