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52312541 = 263443449
BaseRepresentation
bin1100011110001…
…1100111011101
310122102202022112
43013203213131
5101343000131
65105123405
71203435461
oct307434735
9118382275
1052312541
1127590206
1215629565
13aab7b88
146d3a4a1
1548d502b
hex31e39dd

52312541 has 8 divisors (see below), whose sum is σ = 52747200. Its totient is φ = 51880192.

The previous prime is 52312517. The next prime is 52312573. The reversal of 52312541 is 14521325.

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 52312541 - 214 = 52296157 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 (52312501) 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, 116285 + ... + 116733.

It is an arithmetic number, because the mean of its divisors is an integer number (6593400).

Almost surely, 252312541 is an apocalyptic number.

It is an amenable number.

52312541 is a deficient number, since it is larger than the sum of its proper divisors (434659).

52312541 is a wasteful number, since it uses less digits than its factorization.

52312541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155.

The product of its digits is 1200, while the sum is 23.

The square root of 52312541 is about 7232.7409050788. The cubic root of 52312541 is about 373.9974191249.

Adding to 52312541 its reverse (14521325), we get a palindrome (66833866).

The spelling of 52312541 in words is "fifty-two million, three hundred twelve thousand, five hundred forty-one".

Divisors: 1 263 443 449 116509 118087 198907 52312541