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505201233 = 3237321757
BaseRepresentation
bin11110000111001…
…100001001010001
31022012121212210210
4132013030021101
52013312414413
6122044114333
715343065615
oct3607141121
91265555723
10505201233
1123a19a189
121212359a9
1380886654
144b14b345
152e5443c3
hex1e1cc251

505201233 has 8 divisors (see below), whose sum is σ = 702888768. Its totient is φ = 322157264.

The previous prime is 505201231. The next prime is 505201237. The reversal of 505201233 is 332102505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 505201233 - 21 = 505201231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (505201231) 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 7 ways as a sum of consecutive naturals, for example, 3660810 + ... + 3660947.

It is an arithmetic number, because the mean of its divisors is an integer number (87861096).

Almost surely, 2505201233 is an apocalyptic number.

It is an amenable number.

505201233 is a deficient number, since it is larger than the sum of its proper divisors (197687535).

505201233 is a wasteful number, since it uses less digits than its factorization.

505201233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7321783.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 505201233 is about 22476.6819837804. The cubic root of 505201233 is about 796.4431852932.

Adding to 505201233 its reverse (332102505), we get a palindrome (837303738).

The spelling of 505201233 in words is "five hundred five million, two hundred one thousand, two hundred thirty-three".

Divisors: 1 3 23 69 7321757 21965271 168400411 505201233