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52133441 = 178934457
BaseRepresentation
bin1100011011011…
…1111001000001
310122002122122012
43012313321001
5101321232231
65101222305
71202061353
oct306677101
9118078565
1052133441
1127478698
1215561995
13aa544b9
146cd10d3
15489be2b
hex31b7e41

52133441 has 8 divisors (see below), whose sum is σ = 55821960. Its totient is φ = 48514048.

The previous prime is 52133401. The next prime is 52133447. The reversal of 52133441 is 14433125.

It can be written as a sum of positive squares in 4 ways, for example, as 9610000 + 42523441 = 3100^2 + 6521^2 .

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 52133441 - 210 = 52132417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52133447) 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, 15716 + ... + 18741.

It is an arithmetic number, because the mean of its divisors is an integer number (6977745).

Almost surely, 252133441 is an apocalyptic number.

It is an amenable number.

52133441 is a deficient number, since it is larger than the sum of its proper divisors (3688519).

52133441 is a wasteful number, since it uses less digits than its factorization.

52133441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34563.

The product of its digits is 1440, while the sum is 23.

The square root of 52133441 is about 7220.3490912836. The cubic root of 52133441 is about 373.5701186195.

Adding to 52133441 its reverse (14433125), we get a palindrome (66566566).

The spelling of 52133441 in words is "fifty-two million, one hundred thirty-three thousand, four hundred forty-one".

Divisors: 1 17 89 1513 34457 585769 3066673 52133441