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1441457168449 = 12006072
BaseRepresentation
bin10100111110011101100…
…010101110000001000001
312002210122121222011022011
4110332131202232001001
5142104101013342244
63022110221412521
7206066436525244
oct24763542560101
95083577864264
101441457168449
11506355aa1581
121b344510a141
13a5c0c83308c
144daa452b25b
1527767a30434
hex14f9d8ae041

1441457168449 has 3 divisors (see below), whose sum is σ = 1441458369057. Its totient is φ = 1441455967842.

The previous prime is 1441457168443. The next prime is 1441457168491. The reversal of 1441457168449 is 9448617541441.

It is a happy number.

The square root of 1441457168449 is 1200607.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 1441457168449 - 27 = 1441457168321 is a prime.

It is a super-2 number, since 2×14414571684492 (a number of 25 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 = 1441457168393 and 1441457168402.

It is not an unprimeable number, because it can be changed into a prime (1441457168443) 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 2 ways as a sum of consecutive naturals, for example, 600304 + ... + 1800910.

It is an arithmetic number, because the mean of its divisors is an integer number (480486123019).

Almost surely, 21441457168449 is an apocalyptic number.

1441457168449 is the 1200607-th square number.

1441457168449 is the 600304-th centered octagonal number.

It is an amenable number.

1441457168449 is a deficient number, since it is larger than the sum of its proper divisors (1200608).

1441457168449 is an frugal number, since it uses more digits than its factorization.

1441457168449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2401214 (or 1200607 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 58.

The spelling of 1441457168449 in words is "one trillion, four hundred forty-one billion, four hundred fifty-seven million, one hundred sixty-eight thousand, four hundred forty-nine".

Divisors: 1 1200607 1441457168449