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52132211 = 4311310729
BaseRepresentation
bin1100011011011…
…1100101110011
310122002120221122
43012313211303
5101321212321
65101212455
71202054645
oct306674563
9118076848
1052132211
112747777a
121556112b
13aa53a81
146cd0895
15489b8ab
hex31b7973

52132211 has 8 divisors (see below), whose sum is σ = 53821680. Its totient is φ = 50464512.

The previous prime is 52132207. The next prime is 52132253. The reversal of 52132211 is 11223125.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52132211 - 22 = 52132207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52132211.

It is not an unprimeable number, because it can be changed into a prime (52132291) 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, 506 + ... + 10223.

It is an arithmetic number, because the mean of its divisors is an integer number (6727710).

Almost surely, 252132211 is an apocalyptic number.

52132211 is a deficient number, since it is larger than the sum of its proper divisors (1689469).

52132211 is a wasteful number, since it uses less digits than its factorization.

52132211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10885.

The product of its digits is 120, while the sum is 17.

The square root of 52132211 is about 7220.2639148441. The cubic root of 52132211 is about 373.5671806789.

Adding to 52132211 its reverse (11223125), we get a palindrome (63355336).

The spelling of 52132211 in words is "fifty-two million, one hundred thirty-two thousand, two hundred eleven".

Divisors: 1 43 113 4859 10729 461347 1212377 52132211