Base | Representation |
---|---|
bin | 10111000000000… |
… | …010111110000100 |
3 | 222220010011000001 |
4 | 113000002332010 |
5 | 1242241410012 |
6 | 102142531044 |
7 | 12363665200 |
oct | 2700027604 |
9 | 886104001 |
10 | 385888132 |
11 | 188907513 |
12 | a9296a84 |
13 | 61c40296 |
14 | 3936db00 |
15 | 23d27357 |
hex | 17002f84 |
385888132 has 18 divisors (see below), whose sum is σ = 785558382. Its totient is φ = 165380544.
The previous prime is 385888127. The next prime is 385888159. The reversal of 385888132 is 231888583.
It can be written as a sum of positive squares in only one way, i.e., 375429376 + 10458756 = 19376^2 + 3234^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 984213 + ... + 984604.
Almost surely, 2385888132 is an apocalyptic number.
It is an amenable number.
385888132 is an abundant number, since it is smaller than the sum of its proper divisors (399670250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385888132 is a wasteful number, since it uses less digits than its factorization.
385888132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1968835 (or 1968826 counting only the distinct ones).
The product of its digits is 368640, while the sum is 46.
The square root of 385888132 is about 19644.0355324460. The cubic root of 385888132 is about 728.0375966777.
The spelling of 385888132 in words is "three hundred eighty-five million, eight hundred eighty-eight thousand, one hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •