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12024423541 = 131181783197
BaseRepresentation
bin10110011001011011…
…00010010001110101
31011001000002000011001
423030231202101311
5144111223023131
65305101043301
7603655625254
oct131455422165
934030060131
1012024423541
115110523419
1223b6b56531
131198236520
14820d7879b
154a5997261
hex2ccb62475

12024423541 has 8 divisors (see below), whose sum is σ = 12960360504. Its totient is φ = 11090055360.

The previous prime is 12024423539. The next prime is 12024423569. The reversal of 12024423541 is 14532442021.

12024423541 is digitally balanced in base 2, 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 4743214641 + 7281208900 = 68871^2 + 85330^2 .

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 12024423541 - 21 = 12024423539 is a prime.

It is a super-2 number, since 2×120244235412 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12024423511) 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 7 ways as a sum of consecutive naturals, for example, 376246 + ... + 406951.

It is an arithmetic number, because the mean of its divisors is an integer number (1620045063).

Almost surely, 212024423541 is an apocalyptic number.

It is an amenable number.

12024423541 is a deficient number, since it is larger than the sum of its proper divisors (935936963).

12024423541 is a wasteful number, since it uses less digits than its factorization.

12024423541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784391.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 12024423541 its reverse (14532442021), we get a palindrome (26556865562).

The spelling of 12024423541 in words is "twelve billion, twenty-four million, four hundred twenty-three thousand, five hundred forty-one".

Divisors: 1 13 1181 15353 783197 10181561 924955657 12024423541