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65081341 = 138535869
BaseRepresentation
bin1111100001000…
…0111111111101
311112110110211001
43320100333331
5113130100331
610242530301
71420116343
oct370207775
9145413731
1065081341
1133811636
1219966991
1310638a90
148901993
155aa8561
hex3e10ffd

65081341 has 8 divisors (see below), whose sum is σ = 70181720. Its totient is φ = 59994432.

The previous prime is 65081281. The next prime is 65081353. The reversal of 65081341 is 14318056.

65081341 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in 4 ways, for example, as 6022116 + 59059225 = 2454^2 + 7685^2 .

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 65081341 - 211 = 65079293 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 (65081381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8155 + ... + 14023.

It is an arithmetic number, because the mean of its divisors is an integer number (8772715).

Almost surely, 265081341 is an apocalyptic number.

It is an amenable number.

65081341 is a deficient number, since it is larger than the sum of its proper divisors (5100379).

65081341 is a wasteful number, since it uses less digits than its factorization.

65081341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6735.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 65081341 is about 8067.3007257694. The cubic root of 65081341 is about 402.2402238206.

Adding to 65081341 its reverse (14318056), we get a palindrome (79399397).

The spelling of 65081341 in words is "sixty-five million, eighty-one thousand, three hundred forty-one".

Divisors: 1 13 853 5869 11089 76297 5006257 65081341