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50620253 = 463109331
BaseRepresentation
bin1100000100011…
…0011101011101
310112020202221012
43001012131131
5100424322003
65004545005
71153156625
oct301063535
9115222835
1050620253
1126634822
1214b52165
13a644818
146a19885
15469d8d8
hex304675d

50620253 has 4 divisors (see below), whose sum is σ = 50730048. Its totient is φ = 50510460.

The previous prime is 50620243. The next prime is 50620307. The reversal of 50620253 is 35202605.

It is a happy number.

50620253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35202605 = 57040521.

It is a cyclic number.

It is not a de Polignac number, because 50620253 - 26 = 50620189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50620223) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 54203 + ... + 55128.

It is an arithmetic number, because the mean of its divisors is an integer number (12682512).

Almost surely, 250620253 is an apocalyptic number.

It is an amenable number.

50620253 is a deficient number, since it is larger than the sum of its proper divisors (109795).

50620253 is a wasteful number, since it uses less digits than its factorization.

50620253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109794.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 50620253 is about 7114.7911424019. The cubic root of 50620253 is about 369.9202482116.

Adding to 50620253 its reverse (35202605), we get a palindrome (85822858).

The spelling of 50620253 in words is "fifty million, six hundred twenty thousand, two hundred fifty-three".

Divisors: 1 463 109331 50620253