Base | Representation |
---|---|
bin | 111011110011001001… |
… | …0001110100001000100 |
3 | 110021110122100110020201 |
4 | 1313212102032201010 |
5 | 4100444400324231 |
6 | 134554430340244 |
7 | 12164210333062 |
oct | 1674622164104 |
9 | 407418313221 |
10 | 128417589316 |
11 | 4a509421605 |
12 | 20a7a95a684 |
13 | c1570b9b53 |
14 | 6303273032 |
15 | 3518e8b161 |
hex | 1de648e844 |
128417589316 has 27 divisors (see below), whose sum is σ = 225993309591. Its totient is φ = 63850082304.
The previous prime is 128417589269. The next prime is 128417589317. The reversal of 128417589316 is 613985714821.
The square root of 128417589316 is 358354.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 22078988100 + 106338601216 = 148590^2 + 326096^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (128417589317) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 166992580 + ... + 166993348.
Almost surely, 2128417589316 is an apocalyptic number.
128417589316 is the 358354-th square number.
It is an amenable number.
128417589316 is a deficient number, since it is larger than the sum of its proper divisors (97575720275).
128417589316 is an frugal number, since it uses more digits than its factorization.
128417589316 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2008 (or 1004 counting only the distinct ones).
The product of its digits is 2903040, while the sum is 55.
The spelling of 128417589316 in words is "one hundred twenty-eight billion, four hundred seventeen million, five hundred eighty-nine thousand, three hundred sixteen".
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