Base | Representation |
---|---|
bin | 11010100101111… |
… | …01010001101011 |
3 | 120112202022011022 |
4 | 31102331101223 |
5 | 424101322022 |
6 | 34045123055 |
7 | 5346043505 |
oct | 1522752153 |
9 | 515668138 |
10 | 223073387 |
11 | 104a12379 |
12 | 6285948b |
13 | 372a55b4 |
14 | 218aad75 |
15 | 148b5c42 |
hex | d4bd46b |
223073387 has 2 divisors, whose sum is σ = 223073388. Its totient is φ = 223073386.
The previous prime is 223073381. The next prime is 223073429. The reversal of 223073387 is 783370322.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 223073387 - 218 = 222811243 is a prime.
It is a super-3 number, since 3×2230733873 (a number of 26 digits) contains 333 as substring.
It is not a weakly prime, because it can be changed into another prime (223073381) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111536693 + 111536694.
It is an arithmetic number, because the mean of its divisors is an integer number (111536694).
Almost surely, 2223073387 is an apocalyptic number.
223073387 is a deficient number, since it is larger than the sum of its proper divisors (1).
223073387 is an equidigital number, since it uses as much as digits as its factorization.
223073387 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 42336, while the sum is 35.
The square root of 223073387 is about 14935.6414994469. The cubic root of 223073387 is about 606.4792135432.
The spelling of 223073387 in words is "two hundred twenty-three million, seventy-three thousand, three hundred eighty-seven".
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