Base | Representation |
---|---|
bin | 10001110000111… |
… | …000111110111100 |
3 | 202202210102220200 |
4 | 101300320332330 |
5 | 1102243411423 |
6 | 45323443500 |
7 | 10246130115 |
oct | 2160707674 |
9 | 682712820 |
10 | 298028988 |
11 | 143258654 |
12 | 83986590 |
13 | 4998a91a |
14 | 2b81d20c |
15 | 1b26ed43 |
hex | 11c38fbc |
298028988 has 18 divisors (see below), whose sum is σ = 753351144. Its totient is φ = 99342984.
The previous prime is 298028987. The next prime is 298028993. The reversal of 298028988 is 889820892.
It is a tau number, because it is divible by the number of its divisors (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (298028987) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4139256 + ... + 4139327.
Almost surely, 2298028988 is an apocalyptic number.
It is an amenable number.
298028988 is an abundant number, since it is smaller than the sum of its proper divisors (455322156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
298028988 is a wasteful number, since it uses less digits than its factorization.
298028988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8278593 (or 8278588 counting only the distinct ones).
The product of its (nonzero) digits is 1327104, while the sum is 54.
The square root of 298028988 is about 17263.5160960912. The cubic root of 298028988 is about 667.9636605185.
The spelling of 298028988 in words is "two hundred ninety-eight million, twenty-eight thousand, nine hundred eighty-eight".
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