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50522245 = 510104449
BaseRepresentation
bin1100000010111…
…0100010000101
310112001210111021
43000232202011
5100413202440
65002511141
71152301114
oct300564205
9115053437
1050522245
1126578124
1214b054b1
13a60c027
1469d1c7b
15467e84a
hex302e885

50522245 has 4 divisors (see below), whose sum is σ = 60626700. Its totient is φ = 40417792.

The previous prime is 50522243. The next prime is 50522267. The reversal of 50522245 is 54222505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54222505 = 510844501.

It can be written as a sum of positive squares in 2 ways, for example, as 14737921 + 35784324 = 3839^2 + 5982^2 .

It is a cyclic number.

It is not a de Polignac number, because 50522245 - 21 = 50522243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50522243) 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, 5052220 + ... + 5052229.

It is an arithmetic number, because the mean of its divisors is an integer number (15156675).

Almost surely, 250522245 is an apocalyptic number.

It is an amenable number.

50522245 is a deficient number, since it is larger than the sum of its proper divisors (10104455).

50522245 is a wasteful number, since it uses less digits than its factorization.

50522245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10104454.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 50522245 is about 7107.9001821916. The cubic root of 50522245 is about 369.6813545864.

The spelling of 50522245 in words is "fifty million, five hundred twenty-two thousand, two hundred forty-five".

Divisors: 1 5 10104449 50522245