Base | Representation |
---|---|
bin | 1000011010000010110… |
… | …1111000110001001011 |
3 | 111210210121002122202210 |
4 | 2012200231320301023 |
5 | 4331243124214311 |
6 | 150203402400203 |
7 | 13302055221315 |
oct | 2064055706113 |
9 | 453717078683 |
10 | 144430304331 |
11 | 56286161385 |
12 | 23ba9500063 |
13 | 108096a5651 |
14 | 6dc1b947b5 |
15 | 3b54b443a6 |
hex | 21a0b78c4b |
144430304331 has 4 divisors (see below), whose sum is σ = 192573739112. Its totient is φ = 96286869552.
The previous prime is 144430304311. The next prime is 144430304363. The reversal of 144430304331 is 133403034441.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 144430304331 - 217 = 144430173259 is a prime.
It is a super-2 number, since 2×1444303043312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144430304311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24071717386 + ... + 24071717391.
It is an arithmetic number, because the mean of its divisors is an integer number (48143434778).
Almost surely, 2144430304331 is an apocalyptic number.
144430304331 is a deficient number, since it is larger than the sum of its proper divisors (48143434781).
144430304331 is an equidigital number, since it uses as much as digits as its factorization.
144430304331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48143434780.
The product of its (nonzero) digits is 20736, while the sum is 30.
Adding to 144430304331 its reverse (133403034441), we get a palindrome (277833338772).
The spelling of 144430304331 in words is "one hundred forty-four billion, four hundred thirty million, three hundred four thousand, three hundred thirty-one".
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