Base | Representation |
---|---|
bin | 1011001110110101010… |
… | …00101101001010100001 |
3 | 1100220010102221002001100 |
4 | 11213122220231022201 |
5 | 22310331032140220 |
6 | 453142253025013 |
7 | 36611314342362 |
oct | 5473250551241 |
9 | 1326112832040 |
10 | 385920193185 |
11 | 13973898511a |
12 | 62963a85169 |
13 | 2a513638cc7 |
14 | 14970273b69 |
15 | a08a79dd90 |
hex | 59daa2d2a1 |
385920193185 has 24 divisors (see below), whose sum is σ = 704135090880. Its totient is φ = 194991255072.
The previous prime is 385920193181. The next prime is 385920193189. The reversal of 385920193185 is 581391029583.
385920193185 is a `hidden beast` number, since 3 + 8 + 592 + 0 + 19 + 31 + 8 + 5 = 666.
It is an interprime number because it is at equal distance from previous prime (385920193181) and next prime (385920193189).
It is not a de Polignac number, because 385920193185 - 22 = 385920193181 is a prime.
It is not an unprimeable number, because it can be changed into a prime (385920193181) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 225683469 + ... + 225685178.
It is an arithmetic number, because the mean of its divisors is an integer number (29338962120).
Almost surely, 2385920193185 is an apocalyptic number.
It is an amenable number.
385920193185 is a deficient number, since it is larger than the sum of its proper divisors (318214897695).
385920193185 is a wasteful number, since it uses less digits than its factorization.
385920193185 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 451368677 (or 451368674 counting only the distinct ones).
The product of its (nonzero) digits is 2332800, while the sum is 54.
The spelling of 385920193185 in words is "three hundred eighty-five billion, nine hundred twenty million, one hundred ninety-three thousand, one hundred eighty-five".
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