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10541143441 = 52120232521
BaseRepresentation
bin10011101000100110…
…10001010110010001
31000012122000120101001
421310103101112101
5133042013042231
64501553142001
7522135145423
oct116423212621
930178016331
1010541143441
11451a2230a4
12206225a901
13cbcb496aa
1471dd88813
1541a651b61
hex2744d1591

10541143441 has 4 divisors (see below), whose sum is σ = 10561376484. Its totient is φ = 10520910400.

The previous prime is 10541143427. The next prime is 10541143451. The reversal of 10541143441 is 14434114501.

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 2153331216 + 8387812225 = 46404^2 + 91585^2 .

It is a cyclic number.

It is not a de Polignac number, because 10541143441 - 29 = 10541142929 is a prime.

It is a super-2 number, since 2×105411434412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10541143411) 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, 10115740 + ... + 10116781.

It is an arithmetic number, because the mean of its divisors is an integer number (2640344121).

Almost surely, 210541143441 is an apocalyptic number.

It is an amenable number.

10541143441 is a deficient number, since it is larger than the sum of its proper divisors (20233043).

10541143441 is an equidigital number, since it uses as much as digits as its factorization.

10541143441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20233042.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 10541143441 its reverse (14434114501), we get a palindrome (24975257942).

The spelling of 10541143441 in words is "ten billion, five hundred forty-one million, one hundred forty-three thousand, four hundred forty-one".

Divisors: 1 521 20232521 10541143441