Base | Representation |
---|---|
bin | 11011001011000… |
… | …10110101111001 |
3 | 120212220211220212 |
4 | 31211202311321 |
5 | 431323231344 |
6 | 34341400505 |
7 | 5435336105 |
oct | 1545426571 |
9 | 525824825 |
10 | 227945849 |
11 | 1077400aa |
12 | 64409135 |
13 | 382c0301 |
14 | 223b8905 |
15 | 1502979e |
hex | d962d79 |
227945849 has 2 divisors, whose sum is σ = 227945850. Its totient is φ = 227945848.
The previous prime is 227945833. The next prime is 227945857. The reversal of 227945849 is 948549722.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 199515625 + 28430224 = 14125^2 + 5332^2 .
It is a cyclic number.
It is not a de Polignac number, because 227945849 - 24 = 227945833 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 227945797 and 227945806.
It is not a weakly prime, because it can be changed into another prime (227945899) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113972924 + 113972925.
It is an arithmetic number, because the mean of its divisors is an integer number (113972925).
Almost surely, 2227945849 is an apocalyptic number.
It is an amenable number.
227945849 is a deficient number, since it is larger than the sum of its proper divisors (1).
227945849 is an equidigital number, since it uses as much as digits as its factorization.
227945849 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1451520, while the sum is 50.
The square root of 227945849 is about 15097.8756452688. The cubic root of 227945849 is about 610.8631058813.
The spelling of 227945849 in words is "two hundred twenty-seven million, nine hundred forty-five thousand, eight hundred forty-nine".
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