Base | Representation |
---|---|
bin | 10110111111111… |
… | …100111011001001 |
3 | 222220001220000220 |
4 | 112333330323021 |
5 | 1242240111434 |
6 | 102142220253 |
7 | 12363533043 |
oct | 2677747311 |
9 | 886056026 |
10 | 385863369 |
11 | 18889a951 |
12 | a9284689 |
13 | 61c31c28 |
14 | 39364a93 |
15 | 23d1ed49 |
hex | 16ffcec9 |
385863369 has 8 divisors (see below), whose sum is σ = 522918912. Its totient is φ = 253025040.
The previous prime is 385863323. The next prime is 385863371. The reversal of 385863369 is 963368583.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 385863369 - 29 = 385862857 is a prime.
It is a super-2 number, since 2×3858633692 = 297781079072060322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (385863389) 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, 1054089 + ... + 1054454.
It is an arithmetic number, because the mean of its divisors is an integer number (65364864).
Almost surely, 2385863369 is an apocalyptic number.
It is an amenable number.
385863369 is a deficient number, since it is larger than the sum of its proper divisors (137055543).
385863369 is a wasteful number, since it uses less digits than its factorization.
385863369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2108607.
The product of its digits is 2799360, while the sum is 51.
The square root of 385863369 is about 19643.4052292366. The cubic root of 385863369 is about 728.0220232691.
The spelling of 385863369 in words is "three hundred eighty-five million, eight hundred sixty-three thousand, three hundred sixty-nine".
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