Base | Representation |
---|---|
bin | 111101001111010… |
… | …101101100111010 |
3 | 2122121021220200101 |
4 | 331033111230322 |
5 | 4101010244401 |
6 | 245541230014 |
7 | 34314010213 |
oct | 7517255472 |
9 | 2577256611 |
10 | 1027431226 |
11 | 487a5a318 |
12 | 24810230a |
13 | 134b22b93 |
14 | 9a64c40a |
15 | 602ee101 |
hex | 3d3d5b3a |
1027431226 has 16 divisors (see below), whose sum is σ = 1558115496. Its totient is φ = 508087296.
The previous prime is 1027431203. The next prime is 1027431247. The reversal of 1027431226 is 6221347201.
It can be written as a sum of positive squares in 4 ways, for example, as 981882225 + 45549001 = 31335^2 + 6749^2 .
It is a super-2 number, since 2×10274312262 = 2111229848319726152, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1027431194 and 1027431203.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69130 + ... + 82666.
Almost surely, 21027431226 is an apocalyptic number.
1027431226 is a deficient number, since it is larger than the sum of its proper divisors (530684270).
1027431226 is a wasteful number, since it uses less digits than its factorization.
1027431226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13953.
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 1027431226 is about 32053.5680697173. The cubic root of 1027431226 is about 1009.0613852904.
Adding to 1027431226 its reverse (6221347201), we get a palindrome (7248778427).
The spelling of 1027431226 in words is "one billion, twenty-seven million, four hundred thirty-one thousand, two hundred twenty-six".
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