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52530354 = 23219315121
BaseRepresentation
bin1100100001100…
…0110010110010
310122211211002200
43020120302302
5101421432404
65113524030
71205333502
oct310306262
9118754080
1052530354
1127719918
1215713616
13ab63066
146d95a02
154929839
hex3218cb2

52530354 has 24 divisors (see below), whose sum is σ = 114413052. Its totient is φ = 17418240.

The previous prime is 52530353. The next prime is 52530371. The reversal of 52530354 is 45303525.

It can be written as a sum of positive squares in 2 ways, for example, as 48233025 + 4297329 = 6945^2 + 2073^2 .

It is not an unprimeable number, because it can be changed into a prime (52530353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4087 + ... + 11034.

Almost surely, 252530354 is an apocalyptic number.

52530354 is an abundant number, since it is smaller than the sum of its proper divisors (61882698).

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

52530354 is a wasteful number, since it uses less digits than its factorization.

52530354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15322 (or 15319 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 52530354 is about 7247.7826954180. The cubic root of 52530354 is about 374.5157696584.

Adding to 52530354 its reverse (45303525), we get a palindrome (97833879).

The spelling of 52530354 in words is "fifty-two million, five hundred thirty thousand, three hundred fifty-four".

Divisors: 1 2 3 6 9 18 193 386 579 1158 1737 3474 15121 30242 45363 90726 136089 272178 2918353 5836706 8755059 17510118 26265177 52530354