Base | Representation |
---|---|
bin | 1000011001101110001… |
… | …0011111100000010011 |
3 | 111210120112122001012221 |
4 | 2012123202133200103 |
5 | 4331103404244222 |
6 | 150151020401511 |
7 | 13266651630664 |
oct | 2063342374023 |
9 | 453515561187 |
10 | 144343431187 |
11 | 5624111629a |
12 | 23b843a6297 |
13 | 107c46a9a17 |
14 | 6db441d36b |
15 | 3b4c1d40c7 |
hex | 219b89f813 |
144343431187 has 2 divisors, whose sum is σ = 144343431188. Its totient is φ = 144343431186.
The previous prime is 144343431179. The next prime is 144343431209. The reversal of 144343431187 is 781134343441.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 144343431187 - 23 = 144343431179 is a prime.
It is a super-3 number, since 3×1443434311873 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not a weakly prime, because it can be changed into another prime (144313431187) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72171715593 + 72171715594.
It is an arithmetic number, because the mean of its divisors is an integer number (72171715594).
Almost surely, 2144343431187 is an apocalyptic number.
144343431187 is a deficient number, since it is larger than the sum of its proper divisors (1).
144343431187 is an equidigital number, since it uses as much as digits as its factorization.
144343431187 is an evil number, because the sum of its binary digits is even.
The product of its digits is 387072, while the sum is 43.
The spelling of 144343431187 in words is "one hundred forty-four billion, three hundred forty-three million, four hundred thirty-one thousand, one hundred eighty-seven".
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