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65800041 = 321933347
BaseRepresentation
bin1111101100000…
…0011101101001
311120210222200120
43323000131221
5113321100131
610310153453
71426201566
oct373003551
9146728616
1065800041
11341625aa
121a052889
131082ac48
148a4b86d
155b9b496
hex3ec0769

65800041 has 4 divisors (see below), whose sum is σ = 87733392. Its totient is φ = 43866692.

The previous prime is 65800027. The next prime is 65800051. The reversal of 65800041 is 14000856.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65800041 - 29 = 65799529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65799984 and 65800020.

It is not an unprimeable number, because it can be changed into a prime (65800001) 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, 10966671 + ... + 10966676.

It is an arithmetic number, because the mean of its divisors is an integer number (21933348).

Almost surely, 265800041 is an apocalyptic number.

It is an amenable number.

65800041 is a deficient number, since it is larger than the sum of its proper divisors (21933351).

65800041 is a wasteful number, since it uses less digits than its factorization.

65800041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21933350.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 65800041 is about 8111.7224434765. The cubic root of 65800041 is about 403.7154668263.

Adding to 65800041 its reverse (14000856), we get a palindrome (79800897).

The spelling of 65800041 in words is "sixty-five million, eight hundred thousand, forty-one".

Divisors: 1 3 21933347 65800041