Base | Representation |
---|---|
bin | 1011011001100110110101 |
3 | 12121211102001 |
4 | 23121212311 |
5 | 1231112334 |
6 | 144015301 |
7 | 34254511 |
oct | 13314665 |
9 | 5554361 |
10 | 2988469 |
11 | 1761310 |
12 | 1001531 |
13 | 808333 |
14 | 57b141 |
15 | 3e0714 |
hex | 2d99b5 |
2988469 has 8 divisors (see below), whose sum is σ = 3275712. Its totient is φ = 2703840.
The previous prime is 2988443. The next prime is 2988497. The reversal of 2988469 is 9648892.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2988469 - 27 = 2988341 is a prime.
It is a super-2 number, since 2×29884692 = 17861893927922, which contains 22 as substring.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2988439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2377 + ... + 3409.
It is an arithmetic number, because the mean of its divisors is an integer number (409464).
22988469 is an apocalyptic number.
It is an amenable number.
2988469 is a deficient number, since it is larger than the sum of its proper divisors (287243).
2988469 is a wasteful number, since it uses less digits than its factorization.
2988469 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1307.
The product of its digits is 248832, while the sum is 46.
The square root of 2988469 is about 1728.7188898141. The cubic root of 2988469 is about 144.0399355543.
The spelling of 2988469 in words is "two million, nine hundred eighty-eight thousand, four hundred sixty-nine".
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