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50252250 = 235367003
BaseRepresentation
bin1011111110110…
…0100111011010
310111120002010110
42333230213122
5100331033000
64553025150
71150065006
oct277544732
9114502113
1050252250
1126403294
12149b51b6
13a546179
146961706
154629850
hex2fec9da

50252250 has 32 divisors (see below), whose sum is σ = 125431488. Its totient is φ = 13400400.

The previous prime is 50252233. The next prime is 50252269. The reversal of 50252250 is 5225205.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32752 + ... + 34251.

It is an arithmetic number, because the mean of its divisors is an integer number (3919734).

Almost surely, 250252250 is an apocalyptic number.

50252250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50252250 is an abundant number, since it is smaller than the sum of its proper divisors (75179238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50252250 is a wasteful number, since it uses less digits than its factorization.

50252250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67023 (or 67013 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 50252250 is about 7088.8821403660. The cubic root of 50252250 is about 369.0216422262.

Adding to 50252250 its reverse (5225205), we get a palindrome (55477455).

The spelling of 50252250 in words is "fifty million, two hundred fifty-two thousand, two hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 125 150 250 375 750 67003 134006 201009 335015 402018 670030 1005045 1675075 2010090 3350150 5025225 8375375 10050450 16750750 25126125 50252250