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52132001 = 377319301
BaseRepresentation
bin1100011011011…
…1100010100001
310122002120122212
43012313202201
5101321211001
65101211505
71202054225
oct306674241
9118076585
1052132001
11274775a9
1215560b95
13aa5394c
146cd0785
15489b7bb
hex31b78a1

52132001 has 8 divisors (see below), whose sum is σ = 54277224. Its totient is φ = 50025600.

The previous prime is 52131967. The next prime is 52132037. The reversal of 52132001 is 10023125.

It is a happy number.

52132001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 20939776 + 31192225 = 4576^2 + 5585^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52132001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52132501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6950 + ... + 12351.

It is an arithmetic number, because the mean of its divisors is an integer number (6784653).

Almost surely, 252132001 is an apocalyptic number.

It is an amenable number.

52132001 is a deficient number, since it is larger than the sum of its proper divisors (2145223).

52132001 is a wasteful number, since it uses less digits than its factorization.

52132001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19411.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 52132001 is about 7220.2493724248. The cubic root of 52132001 is about 373.5666790747.

Adding to 52132001 its reverse (10023125), we get a palindrome (62155126).

The spelling of 52132001 in words is "fifty-two million, one hundred thirty-two thousand, one".

Divisors: 1 37 73 2701 19301 714137 1408973 52132001