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5680381 = 75361251
BaseRepresentation
bin10101101010110011111101
3101200121000111
4111222303331
52423233011
6321430021
766165610
oct25526375
911617014
105680381
11322a833
121a9b311
13123b695
14a7c177
15773121
hex56acfd

5680381 has 16 divisors (see below), whose sum is σ = 6749568. Its totient is φ = 4680000.

The previous prime is 5680369. The next prime is 5680393. The reversal of 5680381 is 1830865.

It is an interprime number because it is at equal distance from previous prime (5680369) and next prime (5680393).

It is a cyclic number.

It is not a de Polignac number, because 5680381 - 27 = 5680253 is a prime.

It is a super-2 number, since 2×56803812 = 64533456610322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5680361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22506 + ... + 22756.

It is an arithmetic number, because the mean of its divisors is an integer number (421848).

Almost surely, 25680381 is an apocalyptic number.

It is an amenable number.

5680381 is a deficient number, since it is larger than the sum of its proper divisors (1069187).

5680381 is a wasteful number, since it uses less digits than its factorization.

5680381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 5680381 is about 2383.3549882466. The cubic root of 5680381 is about 178.4264173746.

The spelling of 5680381 in words is "five million, six hundred eighty thousand, three hundred eighty-one".

Divisors: 1 7 53 61 251 371 427 1757 3233 13303 15311 22631 93121 107177 811483 5680381