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5643000 = 2333531119
BaseRepresentation
bin10101100001101011111000
3101121200202000
4111201223320
52421034000
6320541000
765651616
oct25415370
911550660
105643000
113204740
121a81760
13122766c
14a6c6b6
15767000
hex561af8

5643000 has 256 divisors, whose sum is σ = 22464000. Its totient is φ = 1296000.

The previous prime is 5642999. The next prime is 5643041. The reversal of 5643000 is 3465.

5643000 = 303 + 313 + ... + 693.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 296991 + ... + 297009.

It is an arithmetic number, because the mean of its divisors is an integer number (87750).

Almost surely, 25643000 is an apocalyptic number.

5643000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a pronic number, being equal to 2375×2376.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5643000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11232000).

5643000 is an abundant number, since it is smaller than the sum of its proper divisors (16821000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5643000 is a wasteful number, since it uses less digits than its factorization.

5643000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 5643000 is about 2375.4999473795. The cubic root of 5643000 is about 178.0341642120.

Adding to 5643000 its reverse (3465), we get a palindrome (5646465).

The spelling of 5643000 in words is "five million, six hundred forty-three thousand".