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50116550 = 2521191121
BaseRepresentation
bin1011111100101…
…1011111000110
310111022011222112
42333023133012
5100312212200
64550101022
71145661251
oct277133706
9114264875
1050116550
1126320340
121494a772
13a4c9483
146928098
1545ee535
hex2fcb7c6

50116550 has 24 divisors (see below), whose sum is σ = 101692152. Its totient is φ = 18224000.

The previous prime is 50116541. The next prime is 50116567. The reversal of 50116550 is 5561105.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

50116550 is a modest number, since divided by 116550 gives 50 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45011 + ... + 46110.

It is an arithmetic number, because the mean of its divisors is an integer number (4237173).

Almost surely, 250116550 is an apocalyptic number.

50116550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50116550 is an abundant number, since it is smaller than the sum of its proper divisors (51575602).

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

50116550 is a wasteful number, since it uses less digits than its factorization.

50116550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91144 (or 91139 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 50116550 is about 7079.3043443547. The cubic root of 50116550 is about 368.6891769834.

Adding to 50116550 its reverse (5561105), we get a palindrome (55677655).

The spelling of 50116550 in words is "fifty million, one hundred sixteen thousand, five hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 91121 182242 455605 911210 1002331 2004662 2278025 4556050 5011655 10023310 25058275 50116550