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52411213 = 329915887
BaseRepresentation
bin1100011111101…
…1101101001101
310122121202200001
43013323231031
5101404124323
65111204301
71204326241
oct307735515
9118552601
1052411213
1127648358
1215676691
13ab20a6a
146d64421
1549043ad
hex31fbb4d

52411213 has 4 divisors (see below), whose sum is σ = 52430400. Its totient is φ = 52392028.

The previous prime is 52411211. The next prime is 52411217. The reversal of 52411213 is 31211425.

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 52411213 - 21 = 52411211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52411211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4645 + ... + 11242.

It is an arithmetic number, because the mean of its divisors is an integer number (13107600).

Almost surely, 252411213 is an apocalyptic number.

It is an amenable number.

52411213 is a deficient number, since it is larger than the sum of its proper divisors (19187).

52411213 is a wasteful number, since it uses less digits than its factorization.

52411213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19186.

The product of its digits is 240, while the sum is 19.

The square root of 52411213 is about 7239.5588954024. The cubic root of 52411213 is about 374.2324162830.

Adding to 52411213 its reverse (31211425), we get a palindrome (83622638).

The spelling of 52411213 in words is "fifty-two million, four hundred eleven thousand, two hundred thirteen".

Divisors: 1 3299 15887 52411213