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225242150 = 25271933871
BaseRepresentation
bin11010110110011…
…10110000100110
3120200211111010212
431123032300212
5430130222100
634203415422
75403345440
oct1533166046
9520744125
10225242150
11106163841
1263524572
13378847a3
1421cb3490
1514b93635
hexd6cec26

225242150 has 48 divisors (see below), whose sum is σ = 504015360. Its totient is φ = 73159200.

The previous prime is 225242107. The next prime is 225242153. The reversal of 225242150 is 51242522.

It is a super-2 number, since 2×2252421502 = 101468052273245000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225242153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10286 + ... + 23585.

It is an arithmetic number, because the mean of its divisors is an integer number (10500320).

Almost surely, 2225242150 is an apocalyptic number.

225242150 is an abundant number, since it is smaller than the sum of its proper divisors (278773210).

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

225242150 is a wasteful number, since it uses less digits than its factorization.

225242150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33909 (or 33904 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 225242150 is about 15008.0694961078. The cubic root of 225242150 is about 608.4383146942.

Adding to 225242150 its reverse (51242522), we get a palindrome (276484672).

The spelling of 225242150 in words is "two hundred twenty-five million, two hundred forty-two thousand, one hundred fifty".

Divisors: 1 2 5 7 10 14 19 25 35 38 50 70 95 133 175 190 266 350 475 665 950 1330 3325 6650 33871 67742 169355 237097 338710 474194 643549 846775 1185485 1287098 1693550 2370970 3217745 4504843 5927425 6435490 9009686 11854850 16088725 22524215 32177450 45048430 112621075 225242150