Base | Representation |
---|---|
bin | 1111101001110… |
… | …0010101110101 |
3 | 11120112110201201 |
4 | 3322130111311 |
5 | 113301331320 |
6 | 10303052501 |
7 | 1425014332 |
oct | 372342565 |
9 | 146473651 |
10 | 65652085 |
11 | 34071424 |
12 | 19ba1131 |
13 | 107a87b5 |
14 | 8a0d989 |
15 | 5b6c70a |
hex | 3e9c575 |
65652085 has 8 divisors (see below), whose sum is σ = 81499320. Its totient is φ = 50710464.
The previous prime is 65652077. The next prime is 65652089. The reversal of 65652085 is 58025656.
It can be written as a sum of positive squares in 4 ways, for example, as 3541924 + 62110161 = 1882^2 + 7881^2 .
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 65652085 - 23 = 65652077 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65652089) 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, 226242 + ... + 226531.
It is an arithmetic number, because the mean of its divisors is an integer number (10187415).
Almost surely, 265652085 is an apocalyptic number.
It is an amenable number.
65652085 is a deficient number, since it is larger than the sum of its proper divisors (15847235).
65652085 is a wasteful number, since it uses less digits than its factorization.
65652085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 452807.
The product of its (nonzero) digits is 72000, while the sum is 37.
The square root of 65652085 is about 8102.5974230490. The cubic root of 65652085 is about 403.4126455751.
The spelling of 65652085 in words is "sixty-five million, six hundred fifty-two thousand, eighty-five".
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