Base | Representation |
---|---|
bin | 1111010100001… |
… | …11101110110010 |
3 | 22221202120110222 |
4 | 13222013232302 |
5 | 230342412401 |
6 | 20425453042 |
7 | 3120036515 |
oct | 752075662 |
9 | 287676428 |
10 | 128482226 |
11 | 66585664 |
12 | 37041182 |
13 | 208069b2 |
14 | 130c6d7c |
15 | b42dc1b |
hex | 7a87bb2 |
128482226 has 16 divisors (see below), whose sum is σ = 207408600. Its totient is φ = 59470080.
The previous prime is 128482187. The next prime is 128482231. The reversal of 128482226 is 622284821.
It is a Cunningham number, because it is equal to 113352+1.
It can be written as a sum of positive squares in 4 ways, for example, as 100020001 + 28462225 = 10001^2 + 5335^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28901 + ... + 33048.
Almost surely, 2128482226 is an apocalyptic number.
128482226 is a deficient number, since it is larger than the sum of its proper divisors (78926374).
128482226 is a wasteful number, since it uses less digits than its factorization.
128482226 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62029.
The product of its digits is 24576, while the sum is 35.
The square root of 128482226 is about 11335.0000441112. Note that the first 4 decimals coincide. The cubic root of 128482226 is about 504.6005088129.
The spelling of 128482226 in words is "one hundred twenty-eight million, four hundred eighty-two thousand, two hundred twenty-six".
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