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50449111 = 160131511
BaseRepresentation
bin1100000001110…
…0101011010111
310111221002011121
43000130223113
5100403332421
65001144411
71151544646
oct300345327
9114832147
1050449111
1126528189
1214a8b107
13a5b495b
1469b335d
154667d41
hex301cad7

50449111 has 4 divisors (see below), whose sum is σ = 50482224. Its totient is φ = 50416000.

The previous prime is 50449079. The next prime is 50449117. The reversal of 50449111 is 11194405.

50449111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50449111 - 25 = 50449079 is a prime.

It is a super-2 number, since 2×504491112 = 5090225601380642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50449117) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14155 + ... + 17356.

It is an arithmetic number, because the mean of its divisors is an integer number (12620556).

Almost surely, 250449111 is an apocalyptic number.

50449111 is a deficient number, since it is larger than the sum of its proper divisors (33113).

50449111 is a wasteful number, since it uses less digits than its factorization.

50449111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33112.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 50449111 is about 7102.7537617462. The cubic root of 50449111 is about 369.5028897521.

The spelling of 50449111 in words is "fifty million, four hundred forty-nine thousand, one hundred eleven".

Divisors: 1 1601 31511 50449111