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50801005 = 518775413
BaseRepresentation
bin1100000111001…
…0100101101101
310112120221212201
43001302211231
5101001113010
65012501501
71154541613
oct301624555
9115527781
1050801005
1126748602
121501a891
13a6a8b88
146a656b3
1546d723a
hex307296d

50801005 has 8 divisors (see below), whose sum is σ = 61004952. Its totient is φ = 40611648.

The previous prime is 50800999. The next prime is 50801039. The reversal of 50801005 is 50010805.

50801005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2762244 + 48038761 = 1662^2 + 6931^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50801005 - 29 = 50800493 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 6679 + ... + 12091.

It is an arithmetic number, because the mean of its divisors is an integer number (7625619).

Almost surely, 250801005 is an apocalyptic number.

It is an amenable number.

50801005 is a deficient number, since it is larger than the sum of its proper divisors (10203947).

50801005 is a wasteful number, since it uses less digits than its factorization.

50801005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7295.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 50801005 is about 7127.4823745836. The cubic root of 50801005 is about 370.3600221078.

Subtracting from 50801005 its product of nonzero digits (200), we obtain a palindrome (50800805).

The spelling of 50801005 in words is "fifty million, eight hundred one thousand, five".

Divisors: 1 5 1877 5413 9385 27065 10160201 50801005