Base | Representation |
---|---|
bin | 111011001001101010110… |
… | …1101001010111000011010 |
3 | 1001210012002020011021211221 |
4 | 1312103111231022320122 |
5 | 2031144022324341330 |
6 | 25142414343042254 |
7 | 1466230432454251 |
oct | 166232555127032 |
9 | 31705066137757 |
10 | 8129663512090 |
11 | 2654853126a8a |
12 | ab36bba4038a |
13 | 46c815b63b03 |
14 | 201699197798 |
15 | e17104adb7a |
hex | 764d5b4ae1a |
8129663512090 has 8 divisors (see below), whose sum is σ = 14633394321780. Its totient is φ = 3251865404832.
The previous prime is 8129663512051. The next prime is 8129663512093. The reversal of 8129663512090 is 902153669218.
It can be written as a sum of positive squares in 2 ways, for example, as 7148559395041 + 981104117049 = 2673679^2 + 990507^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×81296635120903 (a number of 40 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (8129663512093) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406483175595 + ... + 406483175614.
Almost surely, 28129663512090 is an apocalyptic number.
8129663512090 is a deficient number, since it is larger than the sum of its proper divisors (6503730809690).
8129663512090 is a wasteful number, since it uses less digits than its factorization.
8129663512090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 812966351216.
The product of its (nonzero) digits is 1399680, while the sum is 52.
The spelling of 8129663512090 in words is "eight trillion, one hundred twenty-nine billion, six hundred sixty-three million, five hundred twelve thousand, ninety".
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