Base | Representation |
---|---|
bin | 1110000010001001101100 |
3 | 20220220101220 |
4 | 32002021230 |
5 | 1420210303 |
6 | 210503340 |
7 | 43161306 |
oct | 16021154 |
9 | 6826356 |
10 | 3678828 |
11 | 2092a5a |
12 | 1294b50 |
13 | 9ba62a |
14 | 6ba976 |
15 | 4ca053 |
hex | 38226c |
3678828 has 24 divisors (see below), whose sum is σ = 8663088. Its totient is φ = 1214976.
The previous prime is 3678823. The next prime is 3678833. The reversal of 3678828 is 8288763.
3678828 is a nontrivial binomial coefficient, being equal to C(2713, 2).
It is an interprime number because it is at equal distance from previous prime (3678823) and next prime (3678833).
It is a self number, because there is not a number n which added to its sum of digits gives 3678828.
It is not an unprimeable number, because it can be changed into a prime (3678821) 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, 1 + ... + 2712.
It is an arithmetic number, because the mean of its divisors is an integer number (360962).
Almost surely, 23678828 is an apocalyptic number.
3678828 is the 2712-nd triangular number.
It is an amenable number.
3678828 is an abundant number, since it is smaller than the sum of its proper divisors (4984260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3678828 is a wasteful number, since it uses less digits than its factorization.
3678828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2833 (or 2831 counting only the distinct ones).
The product of its digits is 129024, while the sum is 42.
The square root of 3678828 is about 1918.0271113829. The cubic root of 3678828 is about 154.3724610159.
The spelling of 3678828 in words is "three million, six hundred seventy-eight thousand, eight hundred twenty-eight".
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