Base | Representation |
---|---|
bin | 1101001110001110001… |
… | …0110100001010000101 |
3 | 210201022212210222222012 |
4 | 3103203202310022011 |
5 | 12210203344311312 |
6 | 252204242144005 |
7 | 22261063620614 |
oct | 3234342641205 |
9 | 721285728865 |
10 | 227155853957 |
11 | 8837761520a |
12 | 38036052005 |
13 | 1856139b306 |
14 | adcc8d387b |
15 | 5d97543322 |
hex | 34e38b4285 |
227155853957 has 2 divisors, whose sum is σ = 227155853958. Its totient is φ = 227155853956.
The previous prime is 227155853941. The next prime is 227155853989. The reversal of 227155853957 is 759358551722.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 121604940961 + 105550912996 = 348719^2 + 324886^2 .
It is a cyclic number.
It is not a de Polignac number, because 227155853957 - 24 = 227155853941 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 227155853896 and 227155853905.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (227155823957) 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 as a sum of consecutive naturals, namely, 113577926978 + 113577926979.
It is an arithmetic number, because the mean of its divisors is an integer number (113577926979).
Almost surely, 2227155853957 is an apocalyptic number.
It is an amenable number.
227155853957 is a deficient number, since it is larger than the sum of its proper divisors (1).
227155853957 is an equidigital number, since it uses as much as digits as its factorization.
227155853957 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 26460000, while the sum is 59.
The spelling of 227155853957 in words is "two hundred twenty-seven billion, one hundred fifty-five million, eight hundred fifty-three thousand, nine hundred fifty-seven".
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