Base | Representation |
---|---|
bin | 1000011010111001111… |
… | …0010100010000101111 |
3 | 111211101200101110221012 |
4 | 2012232132110100233 |
5 | 4332231220304123 |
6 | 150242325255435 |
7 | 13310560043546 |
oct | 2065636242057 |
9 | 454350343835 |
10 | 144661103663 |
11 | 5639447032a |
12 | 2405286457b |
13 | 108454546bb |
14 | 70046b315d |
15 | 3b6a034378 |
hex | 21ae79442f |
144661103663 has 4 divisors (see below), whose sum is σ = 144895563120. Its totient is φ = 144426644208.
The previous prime is 144661103599. The next prime is 144661103687. The reversal of 144661103663 is 366301166441.
144661103663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 144661103663 - 26 = 144661103599 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 144661103663.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144661103693) 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 in 3 ways as a sum of consecutive naturals, for example, 117228803 + ... + 117230036.
It is an arithmetic number, because the mean of its divisors is an integer number (36223890780).
Almost surely, 2144661103663 is an apocalyptic number.
144661103663 is a deficient number, since it is larger than the sum of its proper divisors (234459457).
144661103663 is an equidigital number, since it uses as much as digits as its factorization.
144661103663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 234459456.
The product of its (nonzero) digits is 186624, while the sum is 41.
The spelling of 144661103663 in words is "one hundred forty-four billion, six hundred sixty-one million, one hundred three thousand, six hundred sixty-three".
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