Base | Representation |
---|---|
bin | 1100000101100001100… |
… | …1001111100101100111 |
3 | 201211221220000012012100 |
4 | 3001120121033211213 |
5 | 11400222202131123 |
6 | 235220020423143 |
7 | 21000356066334 |
oct | 3013031174547 |
9 | 654856005170 |
10 | 207641442663 |
11 | 800731aa176 |
12 | 342aa847ab3 |
13 | 167714a1095 |
14 | a09acd198b |
15 | 5604245643 |
hex | 305864f967 |
207641442663 has 12 divisors (see below), whose sum is σ = 310268822760. Its totient is φ = 133654261776.
The previous prime is 207641442629. The next prime is 207641442667. The reversal of 207641442663 is 366244146702.
207641442663 is a `hidden beast` number, since 207 + 6 + 4 + 14 + 426 + 6 + 3 = 666.
207641442663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 207641442663 - 210 = 207641441639 is a prime.
It is a super-2 number, since 2×2076414426632 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (207641442667) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 397780281 + ... + 397780802.
It is an arithmetic number, because the mean of its divisors is an integer number (25855735230).
Almost surely, 2207641442663 is an apocalyptic number.
207641442663 is a deficient number, since it is larger than the sum of its proper divisors (102627380097).
207641442663 is a wasteful number, since it uses less digits than its factorization.
207641442663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 795561118 (or 795561115 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 45.
The spelling of 207641442663 in words is "two hundred seven billion, six hundred forty-one million, four hundred forty-two thousand, six hundred sixty-three".
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