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5680245 = 35378683
BaseRepresentation
bin10101101010110001110101
3101200120211110
4111222301311
52423231440
6321425233
766165324
oct25526165
911616743
105680245
11322a71a
121a9b219
13123b5bc
14a7c0bb
15773080
hex56ac75

5680245 has 8 divisors (see below), whose sum is σ = 9088416. Its totient is φ = 3029456.

The previous prime is 5680243. The next prime is 5680249. The reversal of 5680245 is 5420865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5680245 - 21 = 5680243 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5680243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189327 + ... + 189356.

It is an arithmetic number, because the mean of its divisors is an integer number (1136052).

Almost surely, 25680245 is an apocalyptic number.

It is an amenable number.

5680245 is a deficient number, since it is larger than the sum of its proper divisors (3408171).

5680245 is a wasteful number, since it uses less digits than its factorization.

5680245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378691.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 5680245 is about 2383.3264568665. The cubic root of 5680245 is about 178.4249933982.

The spelling of 5680245 in words is "five million, six hundred eighty thousand, two hundred forty-five".

Divisors: 1 3 5 15 378683 1136049 1893415 5680245