Base | Representation |
---|---|
bin | 1000011010001000110… |
… | …1101000111010010101 |
3 | 111210212100022220200210 |
4 | 2012202031220322111 |
5 | 4331321040431310 |
6 | 150210100400033 |
7 | 13302511453566 |
oct | 2064215507225 |
9 | 453770286623 |
10 | 144455405205 |
11 | 56299346001 |
12 | 23bb59a6019 |
13 | 10811953737 |
14 | 6dc524a16d |
15 | 3b56e51820 |
hex | 21a2368e95 |
144455405205 has 8 divisors (see below), whose sum is σ = 231128648352. Its totient is φ = 77042882768.
The previous prime is 144455405203. The next prime is 144455405219. The reversal of 144455405205 is 502504554441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144455405205 - 21 = 144455405203 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144455405203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4815180159 + ... + 4815180188.
It is an arithmetic number, because the mean of its divisors is an integer number (28891081044).
Almost surely, 2144455405205 is an apocalyptic number.
144455405205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
144455405205 is a deficient number, since it is larger than the sum of its proper divisors (86673243147).
144455405205 is an equidigital number, since it uses as much as digits as its factorization.
144455405205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9630360355.
The product of its (nonzero) digits is 320000, while the sum is 39.
Adding to 144455405205 its reverse (502504554441), we get a palindrome (646959959646).
The spelling of 144455405205 in words is "one hundred forty-four billion, four hundred fifty-five million, four hundred five thousand, two hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •