Base | Representation |
---|---|
bin | 10110111100101… |
… | …010111101111010 |
3 | 222211110012100200 |
4 | 112330222331322 |
5 | 1242030102021 |
6 | 102111543030 |
7 | 12353321565 |
oct | 2674527572 |
9 | 884405320 |
10 | 385003386 |
11 | 188362819 |
12 | a8b2aa76 |
13 | 619c0671 |
14 | 391bd4dc |
15 | 23c00126 |
hex | 16f2af7a |
385003386 has 24 divisors (see below), whose sum is σ = 883243764. Its totient is φ = 120785280.
The previous prime is 385003363. The next prime is 385003429. The reversal of 385003386 is 683300583.
385003386 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 382007025 + 2996361 = 19545^2 + 1731^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 385003386.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 628785 + ... + 629396.
Almost surely, 2385003386 is an apocalyptic number.
385003386 is an abundant number, since it is smaller than the sum of its proper divisors (498240378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385003386 is a wasteful number, since it uses less digits than its factorization.
385003386 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1258206 (or 1258203 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 36.
The square root of 385003386 is about 19621.5031534284. The cubic root of 385003386 is about 727.4807675505.
The spelling of 385003386 in words is "three hundred eighty-five million, three thousand, three hundred eighty-six".
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