Base | Representation |
---|---|
bin | 1100111111100100010… |
… | …0110110100111010101 |
3 | 210100011201211011202011 |
4 | 3033321010312213111 |
5 | 12124124331144112 |
6 | 250314040544221 |
7 | 22061436544204 |
oct | 3177104664725 |
9 | 710151734664 |
10 | 223222131157 |
11 | 8673908a033 |
12 | 37318782071 |
13 | 18085413a9c |
14 | ab382b323b |
15 | 5c17010aa7 |
hex | 33f91369d5 |
223222131157 has 2 divisors, whose sum is σ = 223222131158. Its totient is φ = 223222131156.
The previous prime is 223222131103. The next prime is 223222131203. The reversal of 223222131157 is 751131222322.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 206398484721 + 16823646436 = 454311^2 + 129706^2 .
It is a cyclic number.
It is not a de Polignac number, because 223222131157 - 27 = 223222131029 is a prime.
It is a super-3 number, since 3×2232221311573 (a number of 35 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (223222131857) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111611065578 + 111611065579.
It is an arithmetic number, because the mean of its divisors is an integer number (111611065579).
Almost surely, 2223222131157 is an apocalyptic number.
It is an amenable number.
223222131157 is a deficient number, since it is larger than the sum of its proper divisors (1).
223222131157 is an equidigital number, since it uses as much as digits as its factorization.
223222131157 is an evil number, because the sum of its binary digits is even.
The product of its digits is 10080, while the sum is 31.
Adding to 223222131157 its reverse (751131222322), we get a palindrome (974353353479).
The spelling of 223222131157 in words is "two hundred twenty-three billion, two hundred twenty-two million, one hundred thirty-one thousand, one hundred fifty-seven".
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