Base | Representation |
---|---|
bin | 10110111110100… |
… | …001001111101100 |
3 | 222212100210220212 |
4 | 112332201033230 |
5 | 1242141102402 |
6 | 102130201552 |
7 | 12360410201 |
oct | 2676411754 |
9 | 885323825 |
10 | 385487852 |
11 | 188663802 |
12 | a91232b8 |
13 | 61b30029 |
14 | 392a7ca8 |
15 | 23c98952 |
hex | 16fa13ec |
385487852 has 54 divisors (see below), whose sum is σ = 742617036. Its totient is φ = 175048320.
The previous prime is 385487849. The next prime is 385487873. The reversal of 385487852 is 258784583.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 385487852.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1110743 + ... + 1111089.
Almost surely, 2385487852 is an apocalyptic number.
It is an amenable number.
385487852 is a deficient number, since it is larger than the sum of its proper divisors (357129184).
385487852 is a wasteful number, since it uses less digits than its factorization.
385487852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 447 (or 397 counting only the distinct ones).
The product of its digits is 2150400, while the sum is 50.
The square root of 385487852 is about 19633.8445547478. The cubic root of 385487852 is about 727.7857795614.
The spelling of 385487852 in words is "three hundred eighty-five million, four hundred eighty-seven thousand, eight hundred fifty-two".
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