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50317241 = 133870557
BaseRepresentation
bin1011111111110…
…0011110111001
310111200101021112
42333330132321
5100340122431
64554250105
71150455332
oct277743671
9114611245
1050317241
11264480a7
1214a26935
13a569920
14697b289
15463dc2b
hex2ffc7b9

50317241 has 4 divisors (see below), whose sum is σ = 54187812. Its totient is φ = 46446672.

The previous prime is 50317237. The next prime is 50317249. The reversal of 50317241 is 14271305.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14271305 = 52854261.

It can be written as a sum of positive squares in 2 ways, for example, as 29203216 + 21114025 = 5404^2 + 4595^2 .

It is a cyclic number.

It is not a de Polignac number, because 50317241 - 22 = 50317237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50317249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1935266 + ... + 1935291.

It is an arithmetic number, because the mean of its divisors is an integer number (13546953).

Almost surely, 250317241 is an apocalyptic number.

It is an amenable number.

50317241 is a deficient number, since it is larger than the sum of its proper divisors (3870571).

50317241 is a wasteful number, since it uses less digits than its factorization.

50317241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3870570.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 50317241 is about 7093.4646682704. The cubic root of 50317241 is about 369.1806583492.

Adding to 50317241 its reverse (14271305), we get a palindrome (64588546).

The spelling of 50317241 in words is "fifty million, three hundred seventeen thousand, two hundred forty-one".

Divisors: 1 13 3870557 50317241