Base | Representation |
---|---|
bin | 11011000110110… |
… | …11010010100101 |
3 | 120211212122022011 |
4 | 31203123102211 |
5 | 431203000004 |
6 | 34321434221 |
7 | 5430534304 |
oct | 1543332245 |
9 | 524778264 |
10 | 227390629 |
11 | 1073a0a44 |
12 | 6419b971 |
13 | 3815768b |
14 | 222b243b |
15 | 14e6a004 |
hex | d8db4a5 |
227390629 has 2 divisors, whose sum is σ = 227390630. Its totient is φ = 227390628.
The previous prime is 227390593. The next prime is 227390663. The reversal of 227390629 is 926093722.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 121506529 + 105884100 = 11023^2 + 10290^2 .
It is a cyclic number.
It is not a de Polignac number, because 227390629 - 29 = 227390117 is a prime.
It is a super-3 number, since 3×2273906293 (a number of 26 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 227390591 and 227390600.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (227390699) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113695314 + 113695315.
It is an arithmetic number, because the mean of its divisors is an integer number (113695315).
Almost surely, 2227390629 is an apocalyptic number.
It is an amenable number.
227390629 is a deficient number, since it is larger than the sum of its proper divisors (1).
227390629 is an equidigital number, since it uses as much as digits as its factorization.
227390629 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 81648, while the sum is 40.
The square root of 227390629 is about 15079.4770797929. The cubic root of 227390629 is about 610.3667319088.
The spelling of 227390629 in words is "two hundred twenty-seven million, three hundred ninety thousand, six hundred twenty-nine".
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