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8243053541 = 38928577417
BaseRepresentation
bin1111010110101001…
…10000001111100101
3210021110202111200022
413223110300033211
5113340210203131
63441541124525
7411161541032
oct75324601745
923243674608
108243053541
11354aa97148
1217206b9745
13a149c2a98
14582a96389
15333a0b37b
hex1eb5303e5

8243053541 has 8 divisors (see below), whose sum is σ = 8268251160. Its totient is φ = 8217877248.

The previous prime is 8243053519. The next prime is 8243053549. The reversal of 8243053541 is 1453503428.

8243053541 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1982920900 + 6260132641 = 44530^2 + 79121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8243053541 - 218 = 8242791397 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 (8243053549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1107665 + ... + 1115081.

It is an arithmetic number, because the mean of its divisors is an integer number (1033531395).

Almost surely, 28243053541 is an apocalyptic number.

It is an amenable number.

8243053541 is a deficient number, since it is larger than the sum of its proper divisors (25197619).

8243053541 is a wasteful number, since it uses less digits than its factorization.

8243053541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10663.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 8243053541 is about 90791.2635719979. The cubic root of 8243053541 is about 2020.0527337310.

Adding to 8243053541 its reverse (1453503428), we get a palindrome (9696556969).

The spelling of 8243053541 in words is "eight billion, two hundred forty-three million, fifty-three thousand, five hundred forty-one".

Divisors: 1 389 2857 7417 1111373 2885213 21190369 8243053541