Base | Representation |
---|---|
bin | 10111100101111… |
… | …000111101011001 |
3 | 1000120210011022211 |
4 | 113211320331121 |
5 | 1302311333401 |
6 | 103135315121 |
7 | 12544213636 |
oct | 2745707531 |
9 | 1016704284 |
10 | 395808601 |
11 | 193472951 |
12 | b067baa1 |
13 | 64004896 |
14 | 3a7d318d |
15 | 24b36951 |
hex | 17978f59 |
395808601 has 2 divisors, whose sum is σ = 395808602. Its totient is φ = 395808600.
The previous prime is 395808563. The next prime is 395808619. The reversal of 395808601 is 106808593.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 315240025 + 80568576 = 17755^2 + 8976^2 .
It is an emirp because it is prime and its reverse (106808593) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 395808601 - 211 = 395806553 is a prime.
It is not a weakly prime, because it can be changed into another prime (395808691) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197904300 + 197904301.
It is an arithmetic number, because the mean of its divisors is an integer number (197904301).
Almost surely, 2395808601 is an apocalyptic number.
It is an amenable number.
395808601 is a deficient number, since it is larger than the sum of its proper divisors (1).
395808601 is an equidigital number, since it uses as much as digits as its factorization.
395808601 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 51840, while the sum is 40.
The square root of 395808601 is about 19894.9390800776. The cubic root of 395808601 is about 734.2237170940.
The spelling of 395808601 in words is "three hundred ninety-five million, eight hundred eight thousand, six hundred one".
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