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10244044427 = 19539160233
BaseRepresentation
bin10011000101001011…
…11011011010001011
3222102220222101010212
421202211323122023
5131434433410202
64412301231335
7511566640511
oct114245733213
928386871125
1010244044427
114387550221
121b9a86254b
13c73426166
146d272c4b1
153ee517652
hex26297b68b

10244044427 has 4 divisors (see below), whose sum is σ = 10783204680. Its totient is φ = 9704884176.

The previous prime is 10244044411. The next prime is 10244044429. The reversal of 10244044427 is 72444044201.

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

It is a cyclic number.

It is not a de Polignac number, because 10244044427 - 24 = 10244044411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10244044393 and 10244044402.

It is not an unprimeable number, because it can be changed into a prime (10244044429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269580098 + ... + 269580135.

It is an arithmetic number, because the mean of its divisors is an integer number (2695801170).

Almost surely, 210244044427 is an apocalyptic number.

10244044427 is a deficient number, since it is larger than the sum of its proper divisors (539160253).

10244044427 is an equidigital number, since it uses as much as digits as its factorization.

10244044427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539160252.

The product of its (nonzero) digits is 28672, while the sum is 32.

Adding to 10244044427 its reverse (72444044201), we get a palindrome (82688088628).

The spelling of 10244044427 in words is "ten billion, two hundred forty-four million, forty-four thousand, four hundred twenty-seven".

Divisors: 1 19 539160233 10244044427