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53304541 = 197327017
BaseRepresentation
bin1100101101010…
…1110011011101
310201022011002021
43023111303131
5102121221131
65142300141
71215036553
oct313256335
9121264067
1053304541
11280a8544
1215a27651
13b074564
147117bd3
154a2de11
hex32d5cdd

53304541 has 4 divisors (see below), whose sum is σ = 53333532. Its totient is φ = 53275552.

The previous prime is 53304521. The next prime is 53304569. The reversal of 53304541 is 14540335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35748441 + 17556100 = 5979^2 + 4190^2 .

It is a cyclic number.

It is not a de Polignac number, because 53304541 - 27 = 53304413 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 (53304521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11536 + ... + 15481.

It is an arithmetic number, because the mean of its divisors is an integer number (13333383).

Almost surely, 253304541 is an apocalyptic number.

It is an amenable number.

53304541 is a deficient number, since it is larger than the sum of its proper divisors (28991).

53304541 is a wasteful number, since it uses less digits than its factorization.

53304541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28990.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 53304541 is about 7300.9958909727. The cubic root of 53304541 is about 376.3466628019.

Adding to 53304541 its reverse (14540335), we get a palindrome (67844876).

The spelling of 53304541 in words is "fifty-three million, three hundred four thousand, five hundred forty-one".

Divisors: 1 1973 27017 53304541