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50205225 = 352795629
BaseRepresentation
bin1011111110000…
…1001000101001
310111110200121210
42333201020221
5100323031400
64552023333
71146510630
oct277411051
9114420553
1050205225
1126380a24
1214991b49
13a52a945
14694c517
15461a950
hex2fe1229

50205225 has 24 divisors (see below), whose sum is σ = 94864960. Its totient is φ = 22950720.

The previous prime is 50205223. The next prime is 50205227. The reversal of 50205225 is 52250205.

50205225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (50205223) and next prime (50205227).

It is not a de Polignac number, because 50205225 - 21 = 50205223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50205223) 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 23 ways as a sum of consecutive naturals, for example, 47290 + ... + 48339.

Almost surely, 250205225 is an apocalyptic number.

It is an amenable number.

50205225 is a deficient number, since it is larger than the sum of its proper divisors (44659735).

50205225 is a wasteful number, since it uses less digits than its factorization.

50205225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95649 (or 95644 counting only the distinct ones).

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

The square root of 50205225 is about 7085.5645505492. The cubic root of 50205225 is about 368.9064987353.

The spelling of 50205225 in words is "fifty million, two hundred five thousand, two hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 175 525 95629 286887 478145 669403 1434435 2008209 2390725 3347015 7172175 10041045 16735075 50205225