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550068860 = 225118113083
BaseRepresentation
bin100000110010010…
…110001001111100
31102100001101121202
4200302112021330
52111304200420
6130325515032
716426336205
oct4062261174
91370041552
10550068860
11262554970
12134272a78
1389c65943
14530aa5ac
1533458575
hex20c9627c

550068860 has 48 divisors (see below), whose sum is σ = 1262120832. Its totient is φ = 199713600.

The previous prime is 550068823. The next prime is 550068887. The reversal of 550068860 is 68860055.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 176879 + ... + 179961.

It is an arithmetic number, because the mean of its divisors is an integer number (26294184).

Almost surely, 2550068860 is an apocalyptic number.

It is an amenable number.

550068860 is an abundant number, since it is smaller than the sum of its proper divisors (712051972).

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

550068860 is a wasteful number, since it uses less digits than its factorization.

550068860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914 (or 3912 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 550068860 is about 23453.5468533013. The cubic root of 550068860 is about 819.3554621814.

The spelling of 550068860 in words is "five hundred fifty million, sixty-eight thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 811 1622 3083 3244 4055 6166 8110 8921 12332 15415 16220 17842 30830 33913 35684 44605 61660 67826 89210 135652 169565 178420 339130 678260 2500313 5000626 10001252 12501565 25003130 27503443 50006260 55006886 110013772 137517215 275034430 550068860