Base | Representation |
---|---|
bin | 10100101110100110010… |
… | …011001011101011110111 |
3 | 12001011200120110210120121 |
4 | 110232212103023223313 |
5 | 141314210100041211 |
6 | 3010212122312411 |
7 | 204624363052501 |
oct | 24564623135367 |
9 | 5034616423517 |
10 | 1424424221431 |
11 | 4aa10537a362 |
12 | 1b0090958707 |
13 | a4426a754c3 |
14 | 4cd2a312d71 |
15 | 270bc4eb271 |
hex | 14ba64cbaf7 |
1424424221431 has 2 divisors, whose sum is σ = 1424424221432. Its totient is φ = 1424424221430.
The previous prime is 1424424221351. The next prime is 1424424221443. The reversal of 1424424221431 is 1341224244241.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1424424221431 - 217 = 1424424090359 is a prime.
It is a super-2 number, since 2×14244242214312 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1424424228431) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712212110715 + 712212110716.
It is an arithmetic number, because the mean of its divisors is an integer number (712212110716).
Almost surely, 21424424221431 is an apocalyptic number.
1424424221431 is a deficient number, since it is larger than the sum of its proper divisors (1).
1424424221431 is an equidigital number, since it uses as much as digits as its factorization.
1424424221431 is an evil number, because the sum of its binary digits is even.
The product of its digits is 49152, while the sum is 34.
Adding to 1424424221431 its reverse (1341224244241), we get a palindrome (2765648465672).
The spelling of 1424424221431 in words is "one trillion, four hundred twenty-four billion, four hundred twenty-four million, two hundred twenty-one thousand, four hundred thirty-one".
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