Base | Representation |
---|---|
bin | 1111010001011… |
… | …01010110111111 |
3 | 22221001202201020 |
4 | 13220231112333 |
5 | 230244041223 |
6 | 20413515223 |
7 | 3113635362 |
oct | 750552677 |
9 | 287052636 |
10 | 128112063 |
11 | 66352542 |
12 | 36aa2b13 |
13 | 20707371 |
14 | 1302c0d9 |
15 | b3a91e3 |
hex | 7a2d5bf |
128112063 has 16 divisors (see below), whose sum is σ = 173093760. Its totient is φ = 84275936.
The previous prime is 128112043. The next prime is 128112109. The reversal of 128112063 is 360211821.
It is a cyclic number.
It is not a de Polignac number, because 128112063 - 26 = 128111999 is a prime.
It is a super-2 number, since 2×1281120632 = 32825401372231938, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (128112043) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101128 + ... + 102386.
It is an arithmetic number, because the mean of its divisors is an integer number (10818360).
Almost surely, 2128112063 is an apocalyptic number.
128112063 is a deficient number, since it is larger than the sum of its proper divisors (44981697).
128112063 is a wasteful number, since it uses less digits than its factorization.
128112063 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1686.
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 128112063 is about 11318.6599471846. The cubic root of 128112063 is about 504.1154505297.
Adding to 128112063 its reverse (360211821), we get a palindrome (488323884).
The spelling of 128112063 in words is "one hundred twenty-eight million, one hundred twelve thousand, sixty-three".
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