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133320050 = 25219913399
BaseRepresentation
bin1111111001001…
…00110101110010
3100021212100201122
413330210311302
5233112220200
621121302242
73206126123
oct774446562
9307770648
10133320050
116928a366
1238794982
132180ba06
14139c604a
15ba87385
hex7f24d72

133320050 has 24 divisors (see below), whose sum is σ = 249240000. Its totient is φ = 53056080.

The previous prime is 133320049. The next prime is 133320053. The reversal of 133320050 is 50023331.

133320050 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (133320053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3251 + ... + 16649.

It is an arithmetic number, because the mean of its divisors is an integer number (10385000).

Almost surely, 2133320050 is an apocalyptic number.

133320050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133320050 is a deficient number, since it is larger than the sum of its proper divisors (115919950).

133320050 is a wasteful number, since it uses less digits than its factorization.

133320050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13610 (or 13605 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 133320050 is about 11546.4301842604. The cubic root of 133320050 is about 510.8559891262.

Adding to 133320050 its reverse (50023331), we get a palindrome (183343381).

The spelling of 133320050 in words is "one hundred thirty-three million, three hundred twenty thousand, fifty".

Divisors: 1 2 5 10 25 50 199 398 995 1990 4975 9950 13399 26798 66995 133990 334975 669950 2666401 5332802 13332005 26664010 66660025 133320050