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52382013 = 335414931
BaseRepresentation
bin1100011111010…
…0100100111101
310122120021121120
43013310210331
5101402211023
65110421153
71204145145
oct307644475
9118507546
1052382013
1127628422
12156617b9
13ab10698
146d57925
1548ea8e3
hex31f493d

52382013 has 8 divisors (see below), whose sum is σ = 69876576. Its totient is φ = 34904400.

The previous prime is 52382009. The next prime is 52382059. The reversal of 52382013 is 31028325.

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

It is not a de Polignac number, because 52382013 - 22 = 52382009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52382093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8158 + ... + 13088.

It is an arithmetic number, because the mean of its divisors is an integer number (8734572).

Almost surely, 252382013 is an apocalyptic number.

It is an amenable number.

52382013 is a deficient number, since it is larger than the sum of its proper divisors (17494563).

52382013 is a wasteful number, since it uses less digits than its factorization.

52382013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8475.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 52382013 is about 7237.5419169771. The cubic root of 52382013 is about 374.1629043349.

The spelling of 52382013 in words is "fifty-two million, three hundred eighty-two thousand, thirteen".

Divisors: 1 3 3541 4931 10623 14793 17460671 52382013