Base | Representation |
---|---|
bin | 111011101001100011… |
… | …0011100001000000000 |
3 | 110020122012201102022200 |
4 | 1313103012130020000 |
5 | 4044320001412344 |
6 | 134502452033200 |
7 | 12153221521155 |
oct | 1672306341000 |
9 | 406565642280 |
10 | 128095732224 |
11 | 4a363779609 |
12 | 209ab002800 |
13 | c105508575 |
14 | 62b261022c |
15 | 34eaab1069 |
hex | 1dd319c200 |
128095732224 has 240 divisors, whose sum is σ = 398838180312. Its totient is φ = 39427375104.
The previous prime is 128095732159. The next prime is 128095732243. The reversal of 128095732224 is 422237590821.
It can be written as a sum of positive squares in 4 ways, for example, as 112412678400 + 15683053824 = 335280^2 + 125232^2 .
It is a super-2 number, since 2×1280957322242 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 128095732224.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4136382 + ... + 4167234.
Almost surely, 2128095732224 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 128095732224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199419090156).
128095732224 is an abundant number, since it is smaller than the sum of its proper divisors (270742448088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128095732224 is a wasteful number, since it uses less digits than its factorization.
128095732224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30947 (or 30928 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 45.
The spelling of 128095732224 in words is "one hundred twenty-eight billion, ninety-five million, seven hundred thirty-two thousand, two hundred twenty-four".
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