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24540093 = 3219713841
BaseRepresentation
bin101110110011…
…1001110111101
31201011202200100
41131213032331
522240240333
62233551313
7415405314
oct135471675
951152610
1024540093
1112941376
128275539
135112a86
14338b27b
15224b213
hex17673bd

24540093 has 12 divisors (see below), whose sum is σ = 35629308. Its totient is φ = 16275840.

The previous prime is 24540079. The next prime is 24540101. The reversal of 24540093 is 39004542.

It can be written as a sum of positive squares in 2 ways, for example, as 17665209 + 6874884 = 4203^2 + 2622^2 .

It is not a de Polignac number, because 24540093 - 210 = 24539069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24540053) 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 11 ways as a sum of consecutive naturals, for example, 5148 + ... + 8693.

It is an arithmetic number, because the mean of its divisors is an integer number (2969109).

Almost surely, 224540093 is an apocalyptic number.

It is an amenable number.

24540093 is a deficient number, since it is larger than the sum of its proper divisors (11089215).

24540093 is a wasteful number, since it uses less digits than its factorization.

24540093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14044 (or 14041 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 24540093 is about 4953.7958173506. The cubic root of 24540093 is about 290.5976300274.

The spelling of 24540093 in words is "twenty-four million, five hundred forty thousand, ninety-three".

Divisors: 1 3 9 197 591 1773 13841 41523 124569 2726677 8180031 24540093