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5680242 = 232315569
BaseRepresentation
bin10101101010110001110010
3101200120211100
4111222301302
52423231432
6321425230
766165321
oct25526162
911616740
105680242
11322a717
121a9b216
13123b5b9
14a7c0b8
1577307c
hex56ac72

5680242 has 12 divisors (see below), whose sum is σ = 12307230. Its totient is φ = 1893408.

The previous prime is 5680237. The next prime is 5680243. The reversal of 5680242 is 2420865.

It can be written as a sum of positive squares in only one way, i.e., 5294601 + 385641 = 2301^2 + 621^2 .

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

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 157767 + ... + 157802.

Almost surely, 25680242 is an apocalyptic number.

5680242 is an abundant number, since it is smaller than the sum of its proper divisors (6626988).

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

5680242 is a wasteful number, since it uses less digits than its factorization.

5680242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315577 (or 315574 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 5680242 is about 2383.3258274940. The cubic root of 5680242 is about 178.4249619867.

The spelling of 5680242 in words is "five million, six hundred eighty thousand, two hundred forty-two".

Divisors: 1 2 3 6 9 18 315569 631138 946707 1893414 2840121 5680242