Base | Representation |
---|---|
bin | 100111110001010… |
… | …0000000110001111 |
3 | 10102222222210121211 |
4 | 1033202200012033 |
5 | 10213104210211 |
6 | 340225435251 |
7 | 45032406355 |
oct | 11742400617 |
9 | 3388883554 |
10 | 1334444431 |
11 | 625293941 |
12 | 312a9bb27 |
13 | 183607bb8 |
14 | c93297d5 |
15 | 7c245e21 |
hex | 4f8a018f |
1334444431 has 2 divisors, whose sum is σ = 1334444432. Its totient is φ = 1334444430.
The previous prime is 1334444417. The next prime is 1334444473. The reversal of 1334444431 is 1344444331.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1334444431 - 27 = 1334444303 is a prime.
It is a super-2 number, since 2×13344444312 = 3561483878853827522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1334444393 and 1334444402.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1334444411) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667222215 + 667222216.
It is an arithmetic number, because the mean of its divisors is an integer number (667222216).
Almost surely, 21334444431 is an apocalyptic number.
1334444431 is a deficient number, since it is larger than the sum of its proper divisors (1).
1334444431 is an equidigital number, since it uses as much as digits as its factorization.
1334444431 is an evil number, because the sum of its binary digits is even.
The product of its digits is 27648, while the sum is 31.
The square root of 1334444431 is about 36530.0483301076. The cubic root of 1334444431 is about 1100.9480617186.
Adding to 1334444431 its reverse (1344444331), we get a palindrome (2678888762).
It can be divided in two parts, 13344 and 44431, that added together give a palindrome (57775).
The spelling of 1334444431 in words is "one billion, three hundred thirty-four million, four hundred forty-four thousand, four hundred thirty-one".
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