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144242001041 = 691208743851
BaseRepresentation
bin1000011001010101111…
…1100100010010010001
3111210022110202212012212
42012111133210102101
54330401423013131
6150132554401505
713264310531165
oct2062537442221
9453273685185
10144242001041
1156199938326
1223b56430295
13107a9685298
146da4b78ca5
153b4334aa2b
hex21957e4491

144242001041 has 4 divisors (see below), whose sum is σ = 144450745584. Its totient is φ = 144033256500.

The previous prime is 144242001023. The next prime is 144242001089. The reversal of 144242001041 is 140100242441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 140100242441 = 167638357707.

It is a cyclic number.

It is not a de Polignac number, because 144242001041 - 226 = 144174892177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144242000998 and 144242001016.

It is not an unprimeable number, because it can be changed into a prime (144242001011) 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 3 ways as a sum of consecutive naturals, for example, 104371235 + ... + 104372616.

It is an arithmetic number, because the mean of its divisors is an integer number (36112686396).

Almost surely, 2144242001041 is an apocalyptic number.

It is an amenable number.

144242001041 is a deficient number, since it is larger than the sum of its proper divisors (208744543).

144242001041 is an equidigital number, since it uses as much as digits as its factorization.

144242001041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208744542.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 144242001041 its reverse (140100242441), we get a palindrome (284342243482).

The spelling of 144242001041 in words is "one hundred forty-four billion, two hundred forty-two million, one thousand, forty-one".

Divisors: 1 691 208743851 144242001041