Base | Representation |
---|---|
bin | 1011011001100111011010 |
3 | 12121211110102 |
4 | 23121213122 |
5 | 1231113011 |
6 | 144015402 |
7 | 34254563 |
oct | 13314732 |
9 | 5554412 |
10 | 2988506 |
11 | 1761344 |
12 | 1001562 |
13 | 808361 |
14 | 57b16a |
15 | 3e073b |
hex | 2d99da |
2988506 has 4 divisors (see below), whose sum is σ = 4482762. Its totient is φ = 1494252.
The previous prime is 2988499. The next prime is 2988509. The reversal of 2988506 is 6058892.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 2076481 + 912025 = 1441^2 + 955^2 .
It is a super-2 number, since 2×29885062 = 17862336224072, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2988506.
It is not an unprimeable number, because it can be changed into a prime (2988509) 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 as a sum of consecutive naturals, namely, 747125 + ... + 747128.
22988506 is an apocalyptic number.
2988506 is a deficient number, since it is larger than the sum of its proper divisors (1494256).
2988506 is a wasteful number, since it uses less digits than its factorization.
2988506 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1494255.
The product of its (nonzero) digits is 34560, while the sum is 38.
The square root of 2988506 is about 1728.7295913474. The cubic root of 2988506 is about 144.0405300009.
The spelling of 2988506 in words is "two million, nine hundred eighty-eight thousand, five hundred six".
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