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52741513 = 114794683
BaseRepresentation
bin1100100100110…
…0010110001001
310200020112202101
43021030112021
5102000212023
65122233401
71210203226
oct311142611
9120215671
1052741513
1127853530
12157b5861
13ac081c6
14700c94d
15496c1ad
hex324c589

52741513 has 4 divisors (see below), whose sum is σ = 57536208. Its totient is φ = 47946820.

The previous prime is 52741501. The next prime is 52741537. The reversal of 52741513 is 31514725.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52741513 - 225 = 19187081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52741543) 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 3 ways as a sum of consecutive naturals, for example, 2397331 + ... + 2397352.

It is an arithmetic number, because the mean of its divisors is an integer number (14384052).

Almost surely, 252741513 is an apocalyptic number.

It is an amenable number.

52741513 is a deficient number, since it is larger than the sum of its proper divisors (4794695).

52741513 is a wasteful number, since it uses less digits than its factorization.

52741513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4794694.

The product of its digits is 4200, while the sum is 28.

The square root of 52741513 is about 7262.3352304889. The cubic root of 52741513 is about 375.0169189404.

The spelling of 52741513 in words is "fifty-two million, seven hundred forty-one thousand, five hundred thirteen".

Divisors: 1 11 4794683 52741513