Base | Representation |
---|---|
bin | 1110101101000110111100 |
3 | 21020211202122 |
4 | 32231012330 |
5 | 1441323110 |
6 | 214342112 |
7 | 44523266 |
oct | 16550674 |
9 | 7224678 |
10 | 3854780 |
11 | 21a3176 |
12 | 135a938 |
13 | a4c747 |
14 | 724b36 |
15 | 512255 |
hex | 3ad1bc |
3854780 has 24 divisors (see below), whose sum is σ = 8182608. Its totient is φ = 1525248.
The previous prime is 3854761. The next prime is 3854783. The reversal of 3854780 is 874583.
It is a self number, because there is not a number n which added to its sum of digits gives 3854780.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3854783) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947 + ... + 2933.
It is an arithmetic number, because the mean of its divisors is an integer number (340942).
Almost surely, 23854780 is an apocalyptic number.
It is an amenable number.
3854780 is an abundant number, since it is smaller than the sum of its proper divisors (4327828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3854780 is a wasteful number, since it uses less digits than its factorization.
3854780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2093 (or 2091 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 35.
The square root of 3854780 is about 1963.3593659847. The cubic root of 3854780 is about 156.7953572657.
The spelling of 3854780 in words is "three million, eight hundred fifty-four thousand, seven hundred eighty".
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