Base | Representation |
---|---|
bin | 1101001101110110101… |
… | …0001101001011010011 |
3 | 210201002000001012121201 |
4 | 3103131222031023103 |
5 | 12210003111100042 |
6 | 252150354132031 |
7 | 22255454513353 |
oct | 3233552151323 |
9 | 721060035551 |
10 | 227057128147 |
11 | 88326914033 |
12 | 38008b81017 |
13 | 18546ab2785 |
14 | adbd754b63 |
15 | 5d8da411b7 |
hex | 34dda8d2d3 |
227057128147 has 16 divisors (see below), whose sum is σ = 241284716640. Its totient is φ = 213295767552.
The previous prime is 227057128139. The next prime is 227057128189. The reversal of 227057128147 is 741821750722.
It is a cyclic number.
It is not a de Polignac number, because 227057128147 - 23 = 227057128139 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 227057128097 and 227057128106.
It is not an unprimeable number, because it can be changed into a prime (227057528147) 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, 33768 + ... + 674725.
It is an arithmetic number, because the mean of its divisors is an integer number (15080294790).
Almost surely, 2227057128147 is an apocalyptic number.
227057128147 is a deficient number, since it is larger than the sum of its proper divisors (14227588493).
227057128147 is a wasteful number, since it uses less digits than its factorization.
227057128147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 708822.
The product of its (nonzero) digits is 439040, while the sum is 46.
Adding to 227057128147 its reverse (741821750722), we get a palindrome (968878878869).
The spelling of 227057128147 in words is "two hundred twenty-seven billion, fifty-seven million, one hundred twenty-eight thousand, one hundred forty-seven".
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