Base | Representation |
---|---|
bin | 10111100011010… |
… | …000000111010101 |
3 | 1000112111000122110 |
4 | 113203100013111 |
5 | 1302122221023 |
6 | 103112421233 |
7 | 12535303434 |
oct | 2743200725 |
9 | 1015430573 |
10 | 395117013 |
11 | 193040295 |
12 | b03a7819 |
13 | 63b21b65 |
14 | 3a69311b |
15 | 24a4ba93 |
hex | 178d01d5 |
395117013 has 8 divisors (see below), whose sum is σ = 532742400. Its totient is φ = 260451488.
The previous prime is 395117011. The next prime is 395117057. The reversal of 395117013 is 310711593.
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 395117013 - 21 = 395117011 is a prime.
It is a super-2 number, since 2×3951170132 = 312234907924084338, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (395117011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739653 + ... + 740186.
It is an arithmetic number, because the mean of its divisors is an integer number (66592800).
Almost surely, 2395117013 is an apocalyptic number.
It is an amenable number.
395117013 is a deficient number, since it is larger than the sum of its proper divisors (137625387).
395117013 is a wasteful number, since it uses less digits than its factorization.
395117013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1479931.
The product of its (nonzero) digits is 2835, while the sum is 30.
The square root of 395117013 is about 19877.5504778632. The cubic root of 395117013 is about 733.7958365959.
The spelling of 395117013 in words is "three hundred ninety-five million, one hundred seventeen thousand, thirteen".
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