Base | Representation |
---|---|
bin | 1100111000111011101000 |
3 | 20100200000012 |
4 | 30320323220 |
5 | 1331111140 |
6 | 200231052 |
7 | 40502036 |
oct | 14707350 |
9 | 6320005 |
10 | 3378920 |
11 | 19a86a6 |
12 | 116b488 |
13 | 913c7c |
14 | 63d556 |
15 | 46b265 |
hex | 338ee8 |
3378920 has 32 divisors (see below), whose sum is σ = 8051400. Its totient is φ = 1271808.
The previous prime is 3378919. The next prime is 3378923. The reversal of 3378920 is 298733.
It can be written as a sum of positive squares in 4 ways, for example, as 2669956 + 708964 = 1634^2 + 842^2 .
It is a super-2 number, since 2×33789202 = 22834200732800, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3378923) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1805 + ... + 3164.
Almost surely, 23378920 is an apocalyptic number.
It is an amenable number.
3378920 is an abundant number, since it is smaller than the sum of its proper divisors (4672480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3378920 is a wasteful number, since it uses less digits than its factorization.
3378920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4997 (or 4993 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 32.
The square root of 3378920 is about 1838.1838863400. The cubic root of 3378920 is about 150.0580516046.
The spelling of 3378920 in words is "three million, three hundred seventy-eight thousand, nine hundred twenty".
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