Base | Representation |
---|---|
bin | 101101011110010110111101… |
… | …0110111011111010101110111 |
3 | 1221110021022022000121112211101 |
4 | 1122330231322313133111313 |
5 | 404412021130104013143 |
6 | 3534415532404150531 |
7 | 150152543064403552 |
oct | 13274557267372567 |
9 | 1843238260545741 |
10 | 399996660610423 |
11 | 1064a66a40288a8 |
12 | 38a42048398447 |
13 | 142266a57569a6 |
14 | 70abd27d37699 |
15 | 3139c6ed99b4d |
hex | 16bcb7addf577 |
399996660610423 has 2 divisors, whose sum is σ = 399996660610424. Its totient is φ = 399996660610422.
The previous prime is 399996660610411. The next prime is 399996660610447. The reversal of 399996660610423 is 324016066699993.
It is a weak prime.
It is an emirp because it is prime and its reverse (324016066699993) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-399996660610423 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (399996660610403) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199998330305211 + 199998330305212.
It is an arithmetic number, because the mean of its divisors is an integer number (199998330305212).
Almost surely, 2399996660610423 is an apocalyptic number.
399996660610423 is a deficient number, since it is larger than the sum of its proper divisors (1).
399996660610423 is an equidigital number, since it uses as much as digits as its factorization.
399996660610423 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 612220032, while the sum is 73.
The spelling of 399996660610423 in words is "three hundred ninety-nine trillion, nine hundred ninety-six billion, six hundred sixty million, six hundred ten thousand, four hundred twenty-three".
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