Base | Representation |
---|---|
bin | 111011101110101100… |
… | …1001111011011111111 |
3 | 110021002020200112110022 |
4 | 1313131121033123333 |
5 | 4100143204330101 |
6 | 134531541402355 |
7 | 12160416456335 |
oct | 1673531173377 |
9 | 407066615408 |
10 | 128268433151 |
11 | 4a442206351 |
12 | 20a38a093bb |
13 | c132225071 |
14 | 62cb527b55 |
15 | 350ad26a1b |
hex | 1ddd64f6ff |
128268433151 has 16 divisors (see below), whose sum is σ = 133054410240. Its totient is φ = 123507024480.
The previous prime is 128268433127. The next prime is 128268433169. The reversal of 128268433151 is 151334862821.
It is a cyclic number.
It is not a de Polignac number, because 128268433151 - 214 = 128268416767 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (128268433171) 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, 34048670 + ... + 34052436.
It is an arithmetic number, because the mean of its divisors is an integer number (8315900640).
Almost surely, 2128268433151 is an apocalyptic number.
128268433151 is a deficient number, since it is larger than the sum of its proper divisors (4785977089).
128268433151 is a wasteful number, since it uses less digits than its factorization.
128268433151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6694.
The product of its digits is 276480, while the sum is 44.
The spelling of 128268433151 in words is "one hundred twenty-eight billion, two hundred sixty-eight million, four hundred thirty-three thousand, one hundred fifty-one".
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