Base | Representation |
---|---|
bin | 1011011001010100110100 |
3 | 12121202211100 |
4 | 23121110310 |
5 | 1231043231 |
6 | 144010100 |
7 | 34251243 |
oct | 13312464 |
9 | 5552740 |
10 | 2987316 |
11 | 1760462 |
12 | 1000930 |
13 | 807957 |
14 | 57a95a |
15 | 3e01e6 |
hex | 2d9534 |
2987316 has 18 divisors (see below), whose sum is σ = 7551362. Its totient is φ = 995760.
The previous prime is 2987297. The next prime is 2987371. The reversal of 2987316 is 6137892.
2987316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 2340900 + 646416 = 1530^2 + 804^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 82981 = 2987316 / (2 + 9 + 8 + 7 + 3 + 1 + 6).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41455 + ... + 41526.
22987316 is an apocalyptic number.
It is an amenable number.
2987316 is an abundant number, since it is smaller than the sum of its proper divisors (4564046).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2987316 is a wasteful number, since it uses less digits than its factorization.
2987316 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82991 (or 82986 counting only the distinct ones).
The product of its digits is 18144, while the sum is 36.
The square root of 2987316 is about 1728.3853736942. The cubic root of 2987316 is about 144.0214088540.
The spelling of 2987316 in words is "two million, nine hundred eighty-seven thousand, three hundred sixteen".
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