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52510513 = 116771249
BaseRepresentation
bin1100100001001…
…1111100110001
310122210210212211
43020103330301
5101420314023
65113252121
71205221606
oct310237461
9118723784
1052510513
1127705a20
1215704041
13ab57013
146d8c6ad
154923a0d
hex3213f31

52510513 has 8 divisors (see below), whose sum is σ = 58140000. Its totient is φ = 47023680.

The previous prime is 52510499. The next prime is 52510519. The reversal of 52510513 is 31501525.

52510513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 52510513 - 25 = 52510481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52510519) 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, 34888 + ... + 36361.

It is an arithmetic number, because the mean of its divisors is an integer number (7267500).

Almost surely, 252510513 is an apocalyptic number.

It is an amenable number.

52510513 is a deficient number, since it is larger than the sum of its proper divisors (5629487).

52510513 is a wasteful number, since it uses less digits than its factorization.

52510513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71327.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 52510513 is about 7246.4138027027. The cubic root of 52510513 is about 374.4686115072.

The spelling of 52510513 in words is "fifty-two million, five hundred ten thousand, five hundred thirteen".

Divisors: 1 11 67 737 71249 783739 4773683 52510513