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50425357 = 277182041
BaseRepresentation
bin1100000001011…
…0111000001101
310111212212120211
43000112320031
5100402102412
65000442421
71151415463
oct300267015
9114785524
1050425357
1126511354
1214a79411
13a5a6bb8
1469a8833
154660ca7
hex3016e0d

50425357 has 4 divisors (see below), whose sum is σ = 50607676. Its totient is φ = 50243040.

The previous prime is 50425343. The next prime is 50425381. The reversal of 50425357 is 75352405.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8874441 + 41550916 = 2979^2 + 6446^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-50425357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50425307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90744 + ... + 91297.

It is an arithmetic number, because the mean of its divisors is an integer number (12651919).

Almost surely, 250425357 is an apocalyptic number.

It is an amenable number.

50425357 is a deficient number, since it is larger than the sum of its proper divisors (182319).

50425357 is a wasteful number, since it uses less digits than its factorization.

50425357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182318.

The product of its (nonzero) digits is 21000, while the sum is 31.

The square root of 50425357 is about 7101.0813965198. The cubic root of 50425357 is about 369.4448870810. Note that the first 3 decimals are identical.

The spelling of 50425357 in words is "fifty million, four hundred twenty-five thousand, three hundred fifty-seven".

Divisors: 1 277 182041 50425357