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14440423023 = 3213123422419
BaseRepresentation
bin11010111001011011…
…10101111001101111
31101021101012111101100
431130231311321233
5214033222014043
610344524214143
71020563366445
oct153455657157
941241174340
1014440423023
116140273604
12297009a353
131491934710
149adba0b95
15597b2dcd3
hex35cb75e6f

14440423023 has 12 divisors (see below), whose sum is σ = 22462880440. Its totient is φ = 8886414096.

The previous prime is 14440422991. The next prime is 14440423037. The reversal of 14440423023 is 32032404441.

It is a happy number.

14440423023 is a `hidden beast` number, since 1 + 4 + 4 + 404 + 230 + 23 = 666.

It is not a de Polignac number, because 14440423023 - 25 = 14440422991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14440423043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61711093 + ... + 61711326.

Almost surely, 214440423023 is an apocalyptic number.

14440423023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

14440423023 is a deficient number, since it is larger than the sum of its proper divisors (8022457417).

14440423023 is a wasteful number, since it uses less digits than its factorization.

14440423023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123422438 (or 123422435 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 14440423023 its reverse (32032404441), we get a palindrome (46472827464).

The spelling of 14440423023 in words is "fourteen billion, four hundred forty million, four hundred twenty-three thousand, twenty-three".

Divisors: 1 3 9 13 39 117 123422419 370267257 1110801771 1604491447 4813474341 14440423023