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144055224241 = 631722804373
BaseRepresentation
bin1000011000101001011…
…1000100011110110001
3111202211110022121121121
42012022113010132301
54330011114133431
6150102243222241
713256552126335
oct2061227043661
9452743277547
10144055224241
1156103467135
1223b03977981
1310779a7a976
146d880397c5
153b31c54611
hex218a5c47b1

144055224241 has 4 divisors (see below), whose sum is σ = 144078034932. Its totient is φ = 144032413552.

The previous prime is 144055224239. The next prime is 144055224251. The reversal of 144055224241 is 142422550441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 142422550441 = 294911122429.

It can be written as a sum of positive squares in 2 ways, for example, as 77212292641 + 66842931600 = 277871^2 + 258540^2 .

It is a cyclic number.

It is not a de Polignac number, because 144055224241 - 21 = 144055224239 is a prime.

It is a super-2 number, since 2×1440552242412 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144055224197 and 144055224206.

It is not an unprimeable number, because it can be changed into a prime (144055224251) 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, 11395870 + ... + 11408503.

It is an arithmetic number, because the mean of its divisors is an integer number (36019508733).

Almost surely, 2144055224241 is an apocalyptic number.

It is an amenable number.

144055224241 is a deficient number, since it is larger than the sum of its proper divisors (22810691).

144055224241 is an equidigital number, since it uses as much as digits as its factorization.

144055224241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22810690.

The product of its (nonzero) digits is 51200, while the sum is 34.

Adding to 144055224241 its reverse (142422550441), we get a palindrome (286477774682).

The spelling of 144055224241 in words is "one hundred forty-four billion, fifty-five million, two hundred twenty-four thousand, two hundred forty-one".

Divisors: 1 6317 22804373 144055224241