Base | Representation |
---|---|
bin | 11010111001011011… |
… | …10101101011101001 |
3 | 1101021101012110010221 |
4 | 31130231311223221 |
5 | 214033222001441 |
6 | 10344524210041 |
7 | 1020563364016 |
oct | 153455655351 |
9 | 41241173127 |
10 | 14440422121 |
11 | 6140272964 |
12 | 2970099921 |
13 | 1491934198 |
14 | 9adba070d |
15 | 597b2d8d1 |
hex | 35cb75ae9 |
14440422121 has 2 divisors, whose sum is σ = 14440422122. Its totient is φ = 14440422120.
The previous prime is 14440422109. The next prime is 14440422137. The reversal of 14440422121 is 12122404441.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10371385600 + 4069036521 = 101840^2 + 63789^2 .
It is a cyclic number.
It is not a de Polignac number, because 14440422121 - 25 = 14440422089 is a prime.
It is a super-2 number, since 2×144404221212 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (14440422151) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7220211060 + 7220211061.
It is an arithmetic number, because the mean of its divisors is an integer number (7220211061).
Almost surely, 214440422121 is an apocalyptic number.
It is an amenable number.
14440422121 is a deficient number, since it is larger than the sum of its proper divisors (1).
14440422121 is an equidigital number, since it uses as much as digits as its factorization.
14440422121 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2048, while the sum is 25.
Adding to 14440422121 its reverse (12122404441), we get a palindrome (26562826562).
The spelling of 14440422121 in words is "fourteen billion, four hundred forty million, four hundred twenty-two thousand, one hundred twenty-one".
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