Base | Representation |
---|---|
bin | 1011011100000001110010 |
3 | 12122100000100 |
4 | 23130001302 |
5 | 1231422021 |
6 | 144133230 |
7 | 34325436 |
oct | 13340162 |
9 | 5570010 |
10 | 2998386 |
11 | 1768806 |
12 | 1007216 |
13 | 80c9c1 |
14 | 5809c6 |
15 | 3e3626 |
hex | 2dc072 |
2998386 has 24 divisors (see below), whose sum is σ = 6544044. Its totient is φ = 992160.
The previous prime is 2998381. The next prime is 2998393. The reversal of 2998386 is 6838992.
It can be written as a sum of positive squares in 2 ways, for example, as 2996361 + 2025 = 1731^2 + 45^2 .
It is not an unprimeable number, because it can be changed into a prime (2998381) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2296 + ... + 3356.
22998386 is an apocalyptic number.
2998386 is an abundant number, since it is smaller than the sum of its proper divisors (3545658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2998386 is a wasteful number, since it uses less digits than its factorization.
2998386 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1226 (or 1223 counting only the distinct ones).
The product of its digits is 186624, while the sum is 45.
The square root of 2998386 is about 1731.5848232183. The cubic root of 2998386 is about 144.1990880487.
Subtracting 2998386 from its reverse (6838992), we obtain a triangular number (3840606 = T2771).
The spelling of 2998386 in words is "two million, nine hundred ninety-eight thousand, three hundred eighty-six".
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