Base | Representation |
---|---|
bin | 10010111001010001… |
… | …10101100001111111 |
3 | 222011221222212211001 |
4 | 21130220311201333 |
5 | 131233400042422 |
6 | 4354332111131 |
7 | 506244540232 |
oct | 113450654177 |
9 | 28157885731 |
10 | 10144143487 |
11 | 4336117165 |
12 | 1b713054a7 |
13 | c5881878a |
14 | 6c3365419 |
15 | 3e5882227 |
hex | 25ca3587f |
10144143487 has 2 divisors, whose sum is σ = 10144143488. Its totient is φ = 10144143486.
The previous prime is 10144143397. The next prime is 10144143511. The reversal of 10144143487 is 78434144101.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10144143487 - 223 = 10135754879 is a prime.
It is a super-4 number, since 4×101441434874 (a number of 41 digits) contains 4444 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10144143587) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5072071743 + 5072071744.
It is an arithmetic number, because the mean of its divisors is an integer number (5072071744).
Almost surely, 210144143487 is an apocalyptic number.
10144143487 is a deficient number, since it is larger than the sum of its proper divisors (1).
10144143487 is an equidigital number, since it uses as much as digits as its factorization.
10144143487 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 43008, while the sum is 37.
Adding to 10144143487 its reverse (78434144101), we get a palindrome (88578287588).
The spelling of 10144143487 in words is "ten billion, one hundred forty-four million, one hundred forty-three thousand, four hundred eighty-seven".
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