Base | Representation |
---|---|
bin | 10110111110011… |
… | …010100011000100 |
3 | 222212022102021212 |
4 | 112332122203010 |
5 | 1242134213140 |
6 | 102125430552 |
7 | 12360234212 |
oct | 2676324304 |
9 | 885272255 |
10 | 385460420 |
11 | 188645134 |
12 | a910b458 |
13 | 61b206b7 |
14 | 3929bcb2 |
15 | 23c90765 |
hex | 16f9a8c4 |
385460420 has 24 divisors (see below), whose sum is σ = 820870848. Its totient is φ = 152012000.
The previous prime is 385460419. The next prime is 385460437. The reversal of 385460420 is 24064583.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134306 + ... + 137145.
It is an arithmetic number, because the mean of its divisors is an integer number (34202952).
Almost surely, 2385460420 is an apocalyptic number.
It is an amenable number.
385460420 is an abundant number, since it is smaller than the sum of its proper divisors (435410428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385460420 is a wasteful number, since it uses less digits than its factorization.
385460420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 271531 (or 271529 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 32.
The square root of 385460420 is about 19633.1459526995. The cubic root of 385460420 is about 727.7685156425.
The spelling of 385460420 in words is "three hundred eighty-five million, four hundred sixty thousand, four hundred twenty".
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