Base | Representation |
---|---|
bin | 11011010001011… |
… | …11010011101111 |
3 | 120221111101202011 |
4 | 31220233103233 |
5 | 432032031333 |
6 | 34411342051 |
7 | 5445424555 |
oct | 1550572357 |
9 | 527441664 |
10 | 228783343 |
11 | 108162348 |
12 | 64751927 |
13 | 38524579 |
14 | 22555bd5 |
15 | 151429cd |
hex | da2f4ef |
228783343 has 2 divisors, whose sum is σ = 228783344. Its totient is φ = 228783342.
The previous prime is 228783341. The next prime is 228783409. The reversal of 228783343 is 343387822.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 228783343 - 21 = 228783341 is a prime.
Together with 228783341, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 228783296 and 228783305.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (228783341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114391671 + 114391672.
It is an arithmetic number, because the mean of its divisors is an integer number (114391672).
Almost surely, 2228783343 is an apocalyptic number.
228783343 is a deficient number, since it is larger than the sum of its proper divisors (1).
228783343 is an equidigital number, since it uses as much as digits as its factorization.
228783343 is an evil number, because the sum of its binary digits is even.
The product of its digits is 193536, while the sum is 40.
The square root of 228783343 is about 15125.5857076677. The cubic root of 228783343 is about 611.6103139221.
The spelling of 228783343 in words is "two hundred twenty-eight million, seven hundred eighty-three thousand, three hundred forty-three".
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