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50067401 = 371353173
BaseRepresentation
bin1011111011111…
…1011111001001
310111012200120012
42332333133021
5100304124101
64545041305
71145365046
oct276773711
9114180505
1050067401
112629741a
1214926235
13a4acca7
1469141cd
1545debbb
hex2fbf7c9

50067401 has 4 divisors (see below), whose sum is σ = 51420612. Its totient is φ = 48714192.

The previous prime is 50067379. The next prime is 50067419. The reversal of 50067401 is 10476005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10476005 = 52095201.

It can be written as a sum of positive squares in 2 ways, for example, as 27836176 + 22231225 = 5276^2 + 4715^2 .

It is a cyclic number.

It is not a de Polignac number, because 50067401 - 214 = 50051017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50067421) 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, 676550 + ... + 676623.

It is an arithmetic number, because the mean of its divisors is an integer number (12855153).

Almost surely, 250067401 is an apocalyptic number.

It is an amenable number.

50067401 is a deficient number, since it is larger than the sum of its proper divisors (1353211).

50067401 is a wasteful number, since it uses less digits than its factorization.

50067401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353210.

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

The square root of 50067401 is about 7075.8321772071. The cubic root of 50067401 is about 368.5686138081.

The spelling of 50067401 in words is "fifty million, sixty-seven thousand, four hundred one".

Divisors: 1 37 1353173 50067401