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201052733 = 7231313109
BaseRepresentation
bin10111111101111…
…01001000111101
3112000022112111112
423332331020331
5402432141413
631541131405
74660630400
oct1376751075
9460275445
10201052733
11a3541992
12573b9b65
133286551b
141c9b7d37
15129b62a8
hexbfbd23d

201052733 has 12 divisors (see below), whose sum is σ = 234642780. Its totient is φ = 171767232.

The previous prime is 201052723. The next prime is 201052739. The reversal of 201052733 is 337250102.

It can be written as a sum of positive squares in 2 ways, for example, as 26759929 + 174292804 = 5173^2 + 13202^2 .

It is not a de Polignac number, because 201052733 - 226 = 133943869 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201052699 and 201052708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201052739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8783 + ... + 21891.

It is an arithmetic number, because the mean of its divisors is an integer number (19553565).

Almost surely, 2201052733 is an apocalyptic number.

It is an amenable number.

201052733 is a deficient number, since it is larger than the sum of its proper divisors (33590047).

201052733 is a wasteful number, since it uses less digits than its factorization.

201052733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13436 (or 13429 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 201052733 is about 14179.3065063141. The cubic root of 201052733 is about 585.8278225810.

The spelling of 201052733 in words is "two hundred one million, fifty-two thousand, seven hundred thirty-three".

Divisors: 1 7 49 313 2191 13109 15337 91763 642341 4103117 28721819 201052733