Base | Representation |
---|---|
bin | 1111101000000… |
… | …1001111000101 |
3 | 11120022211102201 |
4 | 3322001033011 |
5 | 113234303221 |
6 | 10300434501 |
7 | 1424042545 |
oct | 372011705 |
9 | 146284381 |
10 | 65541061 |
11 | 33aa5a73 |
12 | 19b48a31 |
13 | 1076a0c1 |
14 | 89c1325 |
15 | 5b49891 |
hex | 3e813c5 |
65541061 has 4 divisors (see below), whose sum is σ = 65606400. Its totient is φ = 65475724.
The previous prime is 65541059. The next prime is 65541067. The reversal of 65541061 is 16014556.
65541061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 65541061 - 21 = 65541059 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 (65541067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31141 + ... + 33178.
It is an arithmetic number, because the mean of its divisors is an integer number (16401600).
Almost surely, 265541061 is an apocalyptic number.
It is an amenable number.
65541061 is a deficient number, since it is larger than the sum of its proper divisors (65339).
65541061 is a wasteful number, since it uses less digits than its factorization.
65541061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65338.
The product of its (nonzero) digits is 3600, while the sum is 28.
The square root of 65541061 is about 8095.7433877316. The cubic root of 65541061 is about 403.1851140528.
The spelling of 65541061 in words is "sixty-five million, five hundred forty-one thousand, sixty-one".
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