Base | Representation |
---|---|
bin | 1111100001110… |
… | …0101101111101 |
3 | 11112112220122211 |
4 | 3320130231331 |
5 | 113133114331 |
6 | 10243540421 |
7 | 1420406314 |
oct | 370345575 |
9 | 145486584 |
10 | 65129341 |
11 | 33844702 |
12 | 1998a711 |
13 | 10654894 |
14 | 891527b |
15 | 5ab78b1 |
hex | 3e1cb7d |
65129341 has 4 divisors (see below), whose sum is σ = 65177884. Its totient is φ = 65080800.
The previous prime is 65129327. The next prime is 65129371. The reversal of 65129341 is 14392156.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 18957316 + 46172025 = 4354^2 + 6795^2 .
It is a cyclic number.
It is not a de Polignac number, because 65129341 - 215 = 65096573 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 (65129371) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22200 + ... + 24961.
It is an arithmetic number, because the mean of its divisors is an integer number (16294471).
Almost surely, 265129341 is an apocalyptic number.
It is an amenable number.
65129341 is a deficient number, since it is larger than the sum of its proper divisors (48543).
65129341 is a wasteful number, since it uses less digits than its factorization.
65129341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48542.
The product of its digits is 6480, while the sum is 31.
The square root of 65129341 is about 8070.2751502040. The cubic root of 65129341 is about 402.3390887472.
It can be divided in two parts, 651 and 29341, that added together give a palindrome (29992).
The spelling of 65129341 in words is "sixty-five million, one hundred twenty-nine thousand, three hundred forty-one".
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