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10254013447 = 43238465429
BaseRepresentation
bin10011000110010111…
…11101010000000111
3222110121201212001211
421203023331100013
5132000011412242
64413255032251
7512050450636
oct114313752007
928417655054
1010254013447
11439213a087
121ba206b687
13c755068a2
146d3ba551d
15400336317
hex2632fd407

10254013447 has 4 divisors (see below), whose sum is σ = 10492478920. Its totient is φ = 10015547976.

The previous prime is 10254013417. The next prime is 10254013457. The reversal of 10254013447 is 74431045201.

10254013447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74431045201 = 591261543139.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10254013447 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 (10254013417) 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, 119232672 + ... + 119232757.

It is an arithmetic number, because the mean of its divisors is an integer number (2623119730).

Almost surely, 210254013447 is an apocalyptic number.

10254013447 is a deficient number, since it is larger than the sum of its proper divisors (238465473).

10254013447 is an equidigital number, since it uses as much as digits as its factorization.

10254013447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238465472.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 10254013447 its reverse (74431045201), we get a palindrome (84685058648).

The spelling of 10254013447 in words is "ten billion, two hundred fifty-four million, thirteen thousand, four hundred forty-seven".

Divisors: 1 43 238465429 10254013447