Base | Representation |
---|---|
bin | 100110001101001… |
… | …111110001101101 |
3 | 1122200011111212221 |
4 | 212031033301231 |
5 | 2303044203301 |
6 | 143334555341 |
7 | 21612316126 |
oct | 4615176155 |
9 | 1580144787 |
10 | 641006701 |
11 | 2a9916905 |
12 | 15a808b51 |
13 | a2a5570a |
14 | 611bd04d |
15 | 3b41cda1 |
hex | 2634fc6d |
641006701 has 8 divisors (see below), whose sum is σ = 652024800. Its totient is φ = 630080400.
The previous prime is 641006687. The next prime is 641006713. The reversal of 641006701 is 107600146.
It is a happy number.
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 641006701 - 213 = 640998509 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 (641006761) 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 7 ways as a sum of consecutive naturals, for example, 8791 + ... + 36868.
It is an arithmetic number, because the mean of its divisors is an integer number (81503100).
Almost surely, 2641006701 is an apocalyptic number.
It is an amenable number.
641006701 is a deficient number, since it is larger than the sum of its proper divisors (11018099).
641006701 is a wasteful number, since it uses less digits than its factorization.
641006701 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45899.
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 641006701 is about 25318.1101387920. The cubic root of 641006701 is about 862.2254875460.
Adding to 641006701 its reverse (107600146), we get a palindrome (748606847).
The spelling of 641006701 in words is "six hundred forty-one million, six thousand, seven hundred one".
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