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24305242 = 213271909
BaseRepresentation
bin101110010110…
…1111001011010
31200201211112011
41130231321122
522210231432
62224540134
7413406523
oct134557132
950654464
1024305242
11127a0985
12818164a
13505cc00
14332984a
152201847
hex172de5a

24305242 has 12 divisors (see below), whose sum is σ = 39478590. Its totient is φ = 11217648.

The previous prime is 24305233. The next prime is 24305243. The reversal of 24305242 is 24250342.

It can be written as a sum of positive squares in 3 ways, for example, as 12752041 + 11553201 = 3571^2 + 3399^2 .

It is not an unprimeable number, because it can be changed into a prime (24305243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35617 + ... + 36292.

Almost surely, 224305242 is an apocalyptic number.

24305242 is a deficient number, since it is larger than the sum of its proper divisors (15173348).

24305242 is a wasteful number, since it uses less digits than its factorization.

24305242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71937 (or 71924 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 24305242 is about 4930.0346854764. The cubic root of 24305242 is about 289.6676414371.

Adding to 24305242 its reverse (24250342), we get a palindrome (48555584).

The spelling of 24305242 in words is "twenty-four million, three hundred five thousand, two hundred forty-two".

Divisors: 1 2 13 26 169 338 71909 143818 934817 1869634 12152621 24305242