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550068550 = 25211001371
BaseRepresentation
bin100000110010010…
…110000101000110
31102100001101012021
4200302112011012
52111304143200
6130325513354
716426335253
oct4062260506
91370041167
10550068550
11262554709
1213427285a
1389c65765
14530aa42a
153345841a
hex20c96146

550068550 has 12 divisors (see below), whose sum is σ = 1023127596. Its totient is φ = 220027400.

The previous prime is 550068517. The next prime is 550068569. The reversal of 550068550 is 55860055.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5500636 + ... + 5500735.

It is an arithmetic number, because the mean of its divisors is an integer number (85260633).

Almost surely, 2550068550 is an apocalyptic number.

550068550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550068550 is a deficient number, since it is larger than the sum of its proper divisors (473059046).

550068550 is a wasteful number, since it uses less digits than its factorization.

550068550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11001383 (or 11001378 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 34.

The square root of 550068550 is about 23453.5402444919. The cubic root of 550068550 is about 819.3553082612.

The spelling of 550068550 in words is "five hundred fifty million, sixty-eight thousand, five hundred fifty".

Divisors: 1 2 5 10 25 50 11001371 22002742 55006855 110013710 275034275 550068550