Base | Representation |
---|---|
bin | 1000011001100011110… |
… | …1010111010110010101 |
3 | 111210110112011211101120 |
4 | 2012120331113112111 |
5 | 4331011314102041 |
6 | 150142432514153 |
7 | 13265614662225 |
oct | 2063075272625 |
9 | 453415154346 |
10 | 144300144021 |
11 | 5621973aa80 |
12 | 23b719ab959 |
13 | 107b8731c07 |
14 | 6dac792085 |
15 | 3b484d3366 |
hex | 2198f57595 |
144300144021 has 16 divisors (see below), whose sum is σ = 209897472000. Its totient is φ = 87451985520.
The previous prime is 144300144019. The next prime is 144300144091. The reversal of 144300144021 is 120441003441.
It is not a de Polignac number, because 144300144021 - 21 = 144300144019 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 144300143982 and 144300144000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144300144011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2061036 + ... + 2129898.
It is an arithmetic number, because the mean of its divisors is an integer number (13118592000).
Almost surely, 2144300144021 is an apocalyptic number.
144300144021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
144300144021 is a deficient number, since it is larger than the sum of its proper divisors (65597327979).
144300144021 is a wasteful number, since it uses less digits than its factorization.
144300144021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132376.
The product of its (nonzero) digits is 1536, while the sum is 24.
Adding to 144300144021 its reverse (120441003441), we get a palindrome (264741147462).
The spelling of 144300144021 in words is "one hundred forty-four billion, three hundred million, one hundred forty-four thousand, twenty-one".
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