Base | Representation |
---|---|
bin | 1000100010001001… |
… | …0100010001010010 |
3 | 12220122100110221200 |
4 | 2020202110101102 |
5 | 14142404303143 |
6 | 1015145332030 |
7 | 110523414531 |
oct | 21042242122 |
9 | 5818313850 |
10 | 2290697298 |
11 | a7604786a |
12 | 53b197016 |
13 | 2a6768ab6 |
14 | 17a32a318 |
15 | d61851d3 |
hex | 88894452 |
2290697298 has 54 divisors (see below), whose sum is σ = 5153470959. Its totient is φ = 735340704.
The previous prime is 2290697287. The next prime is 2290697341. The reversal of 2290697298 is 8927960922.
It is a happy number.
2290697298 is a `hidden beast` number, since 2 + 290 + 69 + 7 + 298 = 666.
It can be written as a sum of positive squares in 5 ways, for example, as 588887289 + 1701810009 = 24267^2 + 41253^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=33843.
It is a super-2 number, since 2×22906972982 = 10494588222129001608, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5888488 + ... + 5888876.
Almost surely, 22290697298 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2290697298
2290697298 is an abundant number, since it is smaller than the sum of its proper divisors (2862773661).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2290697298 is an equidigital number, since it uses as much as digits as its factorization.
2290697298 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 844 (or 423 counting only the distinct ones).
The product of its (nonzero) digits is 1959552, while the sum is 54.
The square root of 2290697298 is about 47861.2295913927. The cubic root of 2290697298 is about 1318.2240614341.
The spelling of 2290697298 in words is "two billion, two hundred ninety million, six hundred ninety-seven thousand, two hundred ninety-eight".
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