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50485211 = 77212173
BaseRepresentation
bin1100000010010…
…1011111011011
310111222220200122
43000211133123
5100411011321
65002023455
71152055130
oct300453733
9114886618
1050485211
1126552317
1214aa7b8b
13a5c820a
1469c2587
1546738ab
hex30257db

50485211 has 4 divisors (see below), whose sum is σ = 57697392. Its totient is φ = 43273032.

The previous prime is 50485181. The next prime is 50485213. The reversal of 50485211 is 11258405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11258405 = 52251681.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-50485211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50485213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3606080 + ... + 3606093.

It is an arithmetic number, because the mean of its divisors is an integer number (14424348).

Almost surely, 250485211 is an apocalyptic number.

50485211 is a deficient number, since it is larger than the sum of its proper divisors (7212181).

50485211 is an equidigital number, since it uses as much as digits as its factorization.

50485211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7212180.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 50485211 is about 7105.2945751742. The cubic root of 50485211 is about 369.5910041155.

The spelling of 50485211 in words is "fifty million, four hundred eighty-five thousand, two hundred eleven".

Divisors: 1 7 7212173 50485211