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52306541 = 715974679
BaseRepresentation
bin1100011110001…
…0001001101101
310122102110002022
43013202021231
5101342302131
65105035525
71203412130
oct307421155
9118373068
1052306541
1127586751
1215625ba5
13aab5221
146d38217
1548d337b
hex31e226d

52306541 has 8 divisors (see below), whose sum is σ = 59829120. Its totient is φ = 44796528.

The previous prime is 52306511. The next prime is 52306543. The reversal of 52306541 is 14560325.

52306541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2k-52306541 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 52306541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52306543) 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, 8840 + ... + 13518.

It is an arithmetic number, because the mean of its divisors is an integer number (7478640).

Almost surely, 252306541 is an apocalyptic number.

It is an amenable number.

52306541 is a deficient number, since it is larger than the sum of its proper divisors (7522579).

52306541 is a wasteful number, since it uses less digits than its factorization.

52306541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6283.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 52306541 is about 7232.3261126694. The cubic root of 52306541 is about 373.9831200023.

Adding to 52306541 its reverse (14560325), we get a palindrome (66866866).

The spelling of 52306541 in words is "fifty-two million, three hundred six thousand, five hundred forty-one".

Divisors: 1 7 1597 4679 11179 32753 7472363 52306541