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52652013 = 359297469
BaseRepresentation
bin1100100011011…
…0011111101101
310200001222222120
43020312133231
5101434331023
65120303153
71206351261
oct310663755
9120058876
1052652013
11277a2267
1215771ab9
13aba654b
146dc80a1
1549508e3
hex32367ed

52652013 has 8 divisors (see below), whose sum is σ = 71392800. Its totient is φ = 34506288.

The previous prime is 52652003. The next prime is 52652027. The reversal of 52652013 is 31025625.

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

It is not a de Polignac number, because 52652013 - 28 = 52651757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52652003) 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, 148558 + ... + 148911.

It is an arithmetic number, because the mean of its divisors is an integer number (8924100).

Almost surely, 252652013 is an apocalyptic number.

It is an amenable number.

52652013 is a deficient number, since it is larger than the sum of its proper divisors (18740787).

52652013 is a wasteful number, since it uses less digits than its factorization.

52652013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297531.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 52652013 is about 7256.1706843210. The cubic root of 52652013 is about 374.8046698296.

Adding to 52652013 its reverse (31025625), we get a palindrome (83677638).

The spelling of 52652013 in words is "fifty-two million, six hundred fifty-two thousand, thirteen".

Divisors: 1 3 59 177 297469 892407 17550671 52652013