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5688040 = 235433307
BaseRepresentation
bin10101101100101011101000
3101200222112011
4111230223220
52424004130
6321525304
766230131
oct25545350
911628464
105688040
113235566
121aa3834
131242007
14a80c88
1577552a
hex56cae8

5688040 has 32 divisors (see below), whose sum is σ = 13099680. Its totient is φ = 2221632.

The previous prime is 5688037. The next prime is 5688041. The reversal of 5688040 is 408865.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5687993 and 5688011.

It is not an unprimeable number, because it can be changed into a prime (5688041) 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, 67 + ... + 3373.

It is an arithmetic number, because the mean of its divisors is an integer number (409365).

Almost surely, 25688040 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 5688040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6549840).

5688040 is an abundant number, since it is smaller than the sum of its proper divisors (7411640).

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

5688040 is a wasteful number, since it uses less digits than its factorization.

5688040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361 (or 3357 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 5688040 is about 2384.9612156176. The cubic root of 5688040 is about 178.5065736293.

The spelling of 5688040 in words is "five million, six hundred eighty-eight thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 43 86 172 215 344 430 860 1720 3307 6614 13228 16535 26456 33070 66140 132280 142201 284402 568804 711005 1137608 1422010 2844020 5688040