Base | Representation |
---|---|
bin | 1101010011011101001… |
… | …0100100001010001101 |
3 | 210211221210121201201202 |
4 | 3110313102210022031 |
5 | 12221043041132034 |
6 | 252555512515245 |
7 | 22340644266341 |
oct | 3246722441215 |
9 | 724853551652 |
10 | 228560880269 |
11 | 88a28727287 |
12 | 383686abb25 |
13 | 187264b9827 |
14 | b0c3353621 |
15 | 5e2aa7c47e |
hex | 35374a428d |
228560880269 has 2 divisors, whose sum is σ = 228560880270. Its totient is φ = 228560880268.
The previous prime is 228560880137. The next prime is 228560880281. The reversal of 228560880269 is 962088065822.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 194062275625 + 34498604644 = 440525^2 + 185738^2 .
It is a cyclic number.
It is not a de Polignac number, because 228560880269 - 216 = 228560814733 is a prime.
It is a super-2 number, since 2×2285608802692 (a number of 24 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (228560880469) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114280440134 + 114280440135.
It is an arithmetic number, because the mean of its divisors is an integer number (114280440135).
Almost surely, 2228560880269 is an apocalyptic number.
It is an amenable number.
228560880269 is a deficient number, since it is larger than the sum of its proper divisors (1).
228560880269 is an equidigital number, since it uses as much as digits as its factorization.
228560880269 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6635520, while the sum is 56.
The spelling of 228560880269 in words is "two hundred twenty-eight billion, five hundred sixty million, eight hundred eighty thousand, two hundred sixty-nine".
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