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5643080 = 235711987
BaseRepresentation
bin10101100001101101001000
3101121200211222
4111201231020
52421034310
6320541212
765652062
oct25415510
911550758
105643080
113204803
121a81808
131227701
14a6c732
15767055
hex561b48

5643080 has 32 divisors (see below), whose sum is σ = 12882240. Its totient is φ = 2224320.

The previous prime is 5643059. The next prime is 5643089. The reversal of 5643080 is 803465.

5643080 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (5643089) 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, 1847 + ... + 3833.

It is an arithmetic number, because the mean of its divisors is an integer number (402570).

Almost surely, 25643080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5643080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6441120).

5643080 is an abundant number, since it is smaller than the sum of its proper divisors (7239160).

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

5643080 is a wasteful number, since it uses less digits than its factorization.

5643080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069 (or 2065 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 5643080 is about 2375.5167858805. The cubic root of 5643080 is about 178.0350055296.

The spelling of 5643080 in words is "five million, six hundred forty-three thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 71 142 284 355 568 710 1420 1987 2840 3974 7948 9935 15896 19870 39740 79480 141077 282154 564308 705385 1128616 1410770 2821540 5643080