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65006056 = 238125757
BaseRepresentation
bin1111011111111…
…0100111101000
311112022122112201
43313332213220
5113120143211
610241145544
71416354013
oct367764750
9145278481
1065006056
1133770015
121992b2b4
131061072b
1488c237a
155a910c1
hex3dfe9e8

65006056 has 8 divisors (see below), whose sum is σ = 121886370. Its totient is φ = 32503024.

The previous prime is 65006047. The next prime is 65006057. The reversal of 65006056 is 65060056.

It can be written as a sum of positive squares in only one way, i.e., 55800900 + 9205156 = 7470^2 + 3034^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (65006057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4062871 + ... + 4062886.

Almost surely, 265006056 is an apocalyptic number.

It is an amenable number.

65006056 is a deficient number, since it is larger than the sum of its proper divisors (56880314).

65006056 is a wasteful number, since it uses less digits than its factorization.

65006056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8125763 (or 8125759 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 65006056 is about 8062.6333167272. The cubic root of 65006056 is about 402.0850624020.

The spelling of 65006056 in words is "sixty-five million, six thousand, fifty-six".

Divisors: 1 2 4 8 8125757 16251514 32503028 65006056