Base | Representation |
---|---|
bin | 1111010101101… |
… | …0001011111101 |
3 | 11111001102122201 |
4 | 3311122023331 |
5 | 112432120131 |
6 | 10214511501 |
7 | 1410550300 |
oct | 365321375 |
9 | 144042581 |
10 | 64332541 |
11 | 3334aa99 |
12 | 19665591 |
13 | 10435cc0 |
14 | 8788b37 |
15 | 59ab761 |
hex | 3d5a2fd |
64332541 has 24 divisors (see below), whose sum is σ = 84115584. Its totient is φ = 48676320.
The previous prime is 64332523. The next prime is 64332547. The reversal of 64332541 is 14523346.
It is not a de Polignac number, because 64332541 - 25 = 64332509 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64332547) 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 23 ways as a sum of consecutive naturals, for example, 12456 + ... + 16846.
It is an arithmetic number, because the mean of its divisors is an integer number (3504816).
Almost surely, 264332541 is an apocalyptic number.
It is an amenable number.
64332541 is a deficient number, since it is larger than the sum of its proper divisors (19783043).
64332541 is a wasteful number, since it uses less digits than its factorization.
64332541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4441 (or 4434 counting only the distinct ones).
The product of its digits is 8640, while the sum is 28.
The square root of 64332541 is about 8020.7568844842. The cubic root of 64332541 is about 400.6915972938.
Adding to 64332541 its reverse (14523346), we get a palindrome (78855887).
The spelling of 64332541 in words is "sixty-four million, three hundred thirty-two thousand, five hundred forty-one".
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