Base | Representation |
---|---|
bin | 1011111010100010000000 |
3 | 12212200101211 |
4 | 23322202000 |
5 | 1244421303 |
6 | 150535504 |
7 | 35355625 |
oct | 13724200 |
9 | 5780354 |
10 | 3123328 |
11 | 184366a |
12 | 1067594 |
13 | 854830 |
14 | 5b434c |
15 | 41a66d |
hex | 2fa880 |
3123328 has 32 divisors (see below), whose sum is σ = 6704460. Its totient is φ = 1440768.
The previous prime is 3123317. The next prime is 3123349. The reversal of 3123328 is 8233213.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 3069504 + 53824 = 1752^2 + 232^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a junction number, because it is equal to n+sod(n) for n = 3123299 and 3123308.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726 + ... + 2602.
Almost surely, 23123328 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3123328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3352230).
3123328 is an abundant number, since it is smaller than the sum of its proper divisors (3581132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3123328 is a wasteful number, since it uses less digits than its factorization.
3123328 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1904 (or 1892 counting only the distinct ones).
The product of its digits is 864, while the sum is 22.
The square root of 3123328 is about 1767.2939766773. The cubic root of 3123328 is about 146.1748078181.
The spelling of 3123328 in words is "three million, one hundred twenty-three thousand, three hundred twenty-eight".
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