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14464919221 = 73919573639
BaseRepresentation
bin11010111100010110…
…10010011010110101
31101100002022000211221
431132023102122311
5214111004403341
610351201230341
71021311533104
oct153613223265
941302260757
1014464919221
1161530849a5
1229783323b1
131496a304cc
149b313a03b
15599d6bed1
hex35e2d26b5

14464919221 has 4 divisors (see below), whose sum is σ = 14484493600. Its totient is φ = 14445344844.

The previous prime is 14464919171. The next prime is 14464919333. The reversal of 14464919221 is 12291946441.

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.

It is a cyclic number.

It is not a de Polignac number, because 14464919221 - 219 = 14464394933 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 (14464949221) 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, 9786081 + ... + 9787558.

It is an arithmetic number, because the mean of its divisors is an integer number (3621123400).

Almost surely, 214464919221 is an apocalyptic number.

It is an amenable number.

14464919221 is a deficient number, since it is larger than the sum of its proper divisors (19574379).

14464919221 is an equidigital number, since it uses as much as digits as its factorization.

14464919221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19574378.

The product of its digits is 124416, while the sum is 43.

The spelling of 14464919221 in words is "fourteen billion, four hundred sixty-four million, nine hundred nineteen thousand, two hundred twenty-one".

Divisors: 1 739 19573639 14464919221