Base | Representation |
---|---|
bin | 1011110000010001001000 |
3 | 12210112201210 |
4 | 23300101020 |
5 | 1242100123 |
6 | 150013120 |
7 | 35122230 |
oct | 13602110 |
9 | 5715653 |
10 | 3081288 |
11 | 1815021 |
12 | 10471a0 |
13 | 83b662 |
14 | 5a2cc0 |
15 | 40ce93 |
hex | 2f0448 |
3081288 has 32 divisors (see below), whose sum is σ = 8804160. Its totient is φ = 880320.
The previous prime is 3081271. The next prime is 3081311. The reversal of 3081288 is 8821803.
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, 9003 + ... + 9338.
It is an arithmetic number, because the mean of its divisors is an integer number (275130).
Almost surely, 23081288 is an apocalyptic number.
It is an amenable number.
3081288 is an abundant number, since it is smaller than the sum of its proper divisors (5722872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3081288 is a wasteful number, since it uses less digits than its factorization.
3081288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18357 (or 18353 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 30.
The square root of 3081288 is about 1755.3597921794. The cubic root of 3081288 is about 145.5160053720.
It can be divided in two parts, 308 and 1288, that added together give a triangular number (1596 = T56).
The spelling of 3081288 in words is "three million, eighty-one thousand, two hundred eighty-eight".
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