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5289040 = 245173889
BaseRepresentation
bin10100001011010001010000
3100221201012101
4110023101100
52323222130
6305210144
762645641
oct24132120
910851171
105289040
112a92809
121930954
131132513
149b96c8
156e71ca
hex50b450

5289040 has 40 divisors (see below), whose sum is σ = 13023720. Its totient is φ = 1990656.

The previous prime is 5289017. The next prime is 5289071. The reversal of 5289040 is 409825.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1617984 + 3671056 = 1272^2 + 1916^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585 + ... + 3304.

It is an arithmetic number, because the mean of its divisors is an integer number (325593).

Almost surely, 25289040 is an apocalyptic number.

It is an amenable number.

5289040 is an abundant number, since it is smaller than the sum of its proper divisors (7734680).

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

5289040 is a wasteful number, since it uses less digits than its factorization.

5289040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3919 (or 3913 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 5289040 is about 2299.7912948787. The cubic root of 5289040 is about 174.2310753846.

The spelling of 5289040 in words is "five million, two hundred eighty-nine thousand, forty".

Divisors: 1 2 4 5 8 10 16 17 20 34 40 68 80 85 136 170 272 340 680 1360 3889 7778 15556 19445 31112 38890 62224 66113 77780 132226 155560 264452 311120 330565 528904 661130 1057808 1322260 2644520 5289040