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226431298 = 2712915881
BaseRepresentation
bin11010111111100…
…01000101000010
3120210001220100101
431133301011002
5430431300143
634245113014
75416430362
oct1537610502
9523056311
10226431298
111068a6205
12639b876a
1337bacb22
14221029a2
1514d2ab4d
hexd7f1142

226431298 has 8 divisors (see below), whose sum is σ = 339715980. Its totient is φ = 113192640.

The previous prime is 226431239. The next prime is 226431299. The reversal of 226431298 is 892134622.

It is a happy number.

226431298 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 202293729 + 24137569 = 14223^2 + 4913^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2264312982 = 102542265427929608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226431299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6318 + ... + 22198.

Almost surely, 2226431298 is an apocalyptic number.

226431298 is a deficient number, since it is larger than the sum of its proper divisors (113284682).

226431298 is a wasteful number, since it uses less digits than its factorization.

226431298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23012.

The product of its digits is 41472, while the sum is 37.

The square root of 226431298 is about 15047.6342991183. The cubic root of 226431298 is about 609.5071697988.

The spelling of 226431298 in words is "two hundred twenty-six million, four hundred thirty-one thousand, two hundred ninety-eight".

Divisors: 1 2 7129 14258 15881 31762 113215649 226431298