Base | Representation |
---|---|
bin | 100000110110000101010011… |
… | …100010000111101010100111 |
3 | 200221110200010011202020001121 |
4 | 200312011103202013222213 |
5 | 122413213331322111331 |
6 | 1231121133535234411 |
7 | 42266313455033521 |
oct | 4066052342075247 |
9 | 627420104666047 |
10 | 144454036519591 |
11 | 42033681785167 |
12 | 142501b0678a07 |
13 | 627ac59c541c6 |
14 | 279588125ca11 |
15 | 11a78aacc0c11 |
hex | 836153887aa7 |
144454036519591 has 2 divisors, whose sum is σ = 144454036519592. Its totient is φ = 144454036519590.
The previous prime is 144454036519589. The next prime is 144454036519619. The reversal of 144454036519591 is 195915630454441.
It is a weak prime.
It is an emirp because it is prime and its reverse (195915630454441) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 144454036519591 - 21 = 144454036519589 is a prime.
Together with 144454036519589, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144454036519571) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72227018259795 + 72227018259796.
It is an arithmetic number, because the mean of its divisors is an integer number (72227018259796).
Almost surely, 2144454036519591 is an apocalyptic number.
144454036519591 is a deficient number, since it is larger than the sum of its proper divisors (1).
144454036519591 is an equidigital number, since it uses as much as digits as its factorization.
144454036519591 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 46656000, while the sum is 61.
The spelling of 144454036519591 in words is "one hundred forty-four trillion, four hundred fifty-four billion, thirty-six million, five hundred nineteen thousand, five hundred ninety-one".
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