Base | Representation |
---|---|
bin | 1111010001010… |
… | …01011010011000 |
3 | 22221000221112110 |
4 | 13220221122120 |
5 | 230243032041 |
6 | 20413312320 |
7 | 3113540265 |
oct | 750513230 |
9 | 287027473 |
10 | 128095896 |
11 | 66341385 |
12 | 36a956a0 |
13 | 206ccbb6 |
14 | 1302626c |
15 | b3a4516 |
hex | 7a29698 |
128095896 has 64 divisors (see below), whose sum is σ = 326268000. Its totient is φ = 41904128.
The previous prime is 128095889. The next prime is 128095897. The reversal of 128095896 is 698590821.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (128095897) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 403930 + ... + 404246.
Almost surely, 2128095896 is an apocalyptic number.
It is an amenable number.
128095896 is an abundant number, since it is smaller than the sum of its proper divisors (198172104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128095896 is a wasteful number, since it uses less digits than its factorization.
128095896 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 588 (or 584 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 48.
The square root of 128095896 is about 11317.9457500025. The cubic root of 128095896 is about 504.0942441547.
It can be divided in two parts, 12 and 8095896, that added together give a palindrome (8095908).
The spelling of 128095896 in words is "one hundred twenty-eight million, ninety-five thousand, eight hundred ninety-six".
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