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14442212201 = 20509704189
BaseRepresentation
bin11010111001101001…
…01010101101101001
31101021111120101200012
431130310222231221
5214034201242301
610345030421305
71020614530634
oct153464525551
941244511605
1014442212201
11614128586a
122970801835
13149210cbc1
149b0108c1b
15597d83ebb
hex35cd2ab69

14442212201 has 4 divisors (see below), whose sum is σ = 14442936900. Its totient is φ = 14441487504.

The previous prime is 14442212143. The next prime is 14442212207. The reversal of 14442212201 is 10221224441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5648274025 + 8793938176 = 75155^2 + 93776^2 .

It is a cyclic number.

It is not a de Polignac number, because 14442212201 - 210 = 14442211177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14442212207) 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, 331586 + ... + 372603.

It is an arithmetic number, because the mean of its divisors is an integer number (3610734225).

Almost surely, 214442212201 is an apocalyptic number.

It is an amenable number.

14442212201 is a deficient number, since it is larger than the sum of its proper divisors (724699).

14442212201 is an equidigital number, since it uses as much as digits as its factorization.

14442212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724698.

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

Adding to 14442212201 its reverse (10221224441), we get a palindrome (24663436642).

The spelling of 14442212201 in words is "fourteen billion, four hundred forty-two million, two hundred twelve thousand, two hundred one".

Divisors: 1 20509 704189 14442212201