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65065041 = 327229449
BaseRepresentation
bin1111100000110…
…1000001010001
311112102122110100
43320031001101
5113124040131
610242323013
71420020666
oct370150121
9145378410
1065065041
1133800368
1219959469
1310631532
1488d9a6d
155aa37e6
hex3e0d051

65065041 has 6 divisors (see below), whose sum is σ = 93982850. Its totient is φ = 43376688.

The previous prime is 65065031. The next prime is 65065081. The reversal of 65065041 is 14056056.

It is a happy number.

65065041 is a `hidden beast` number, since 6 + 5 + 0 + 650 + 4 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 59907600 + 5157441 = 7740^2 + 2271^2 .

It is not a de Polignac number, because 65065041 - 210 = 65064017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65064996 and 65065014.

It is not an unprimeable number, because it can be changed into a prime (65065031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3614716 + ... + 3614733.

Almost surely, 265065041 is an apocalyptic number.

It is an amenable number.

65065041 is a deficient number, since it is larger than the sum of its proper divisors (28917809).

65065041 is a wasteful number, since it uses less digits than its factorization.

65065041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7229455 (or 7229452 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 65065041 is about 8066.2904113353. The cubic root of 65065041 is about 402.2066398829.

The spelling of 65065041 in words is "sixty-five million, sixty-five thousand, forty-one".

Divisors: 1 3 9 7229449 21688347 65065041