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144055005005 = 528811001001
BaseRepresentation
bin1000011000101001011…
…0001110111101001101
3111202211102220110212202
42012022112032331031
54330011040130010
6150102234411245
713256550224222
oct2061226167515
9452742813782
10144055005005
115610332744a
1223b03890b25
1310779a01c42
146d87dbd949
153b31c0e6a5
hex218a58ef4d

144055005005 has 4 divisors (see below), whose sum is σ = 172866006012. Its totient is φ = 115244004000.

The previous prime is 144055004963. The next prime is 144055005007. The reversal of 144055005005 is 500500550441.

It is a happy number.

144055005005 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 can be written as a sum of positive squares in 2 ways, for example, as 29852237284 + 114202767721 = 172778^2 + 337939^2 .

It is not a de Polignac number, because 144055005005 - 214 = 144054988621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144055005007) 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, 14405500496 + ... + 14405500505.

It is an arithmetic number, because the mean of its divisors is an integer number (43216501503).

Almost surely, 2144055005005 is an apocalyptic number.

It is an amenable number.

144055005005 is a deficient number, since it is larger than the sum of its proper divisors (28811001007).

144055005005 is an equidigital number, since it uses as much as digits as its factorization.

144055005005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28811001006.

The product of its (nonzero) digits is 10000, while the sum is 29.

Adding to 144055005005 its reverse (500500550441), we get a palindrome (644555555446).

The spelling of 144055005005 in words is "one hundred forty-four billion, fifty-five million, five thousand, five".

Divisors: 1 5 28811001001 144055005005