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42514130 = 2541971069
BaseRepresentation
bin1010001000101…
…1011011010010
32221222221102102
42202023123102
541340423010
64115120402
71024235621
oct242133322
987887372
1042514130
1121aa854a
12122a3102
138a66cb9
1459096b8
153aebba5
hex288b6d2

42514130 has 32 divisors (see below), whose sum is σ = 79274160. Its totient is φ = 16404480.

The previous prime is 42514099. The next prime is 42514159. The reversal of 42514130 is 3141524.

It can be written as a sum of positive squares in 8 ways, for example, as 6165289 + 36348841 = 2483^2 + 6029^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39236 + ... + 40304.

Almost surely, 242514130 is an apocalyptic number.

42514130 is a deficient number, since it is larger than the sum of its proper divisors (36760030).

42514130 is a wasteful number, since it uses less digits than its factorization.

42514130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 42514130 is about 6520.2860366705. The cubic root of 42514130 is about 349.0152728789.

Adding to 42514130 its reverse (3141524), we get a palindrome (45655654).

The spelling of 42514130 in words is "forty-two million, five hundred fourteen thousand, one hundred thirty".

Divisors: 1 2 5 10 41 82 97 194 205 410 485 970 1069 2138 3977 5345 7954 10690 19885 39770 43829 87658 103693 207386 219145 438290 518465 1036930 4251413 8502826 21257065 42514130