Search a number
-
+
42535001 is a prime number
BaseRepresentation
bin1010001001000…
…0100001011001
32222001000001102
42202100201121
541342110001
64115401145
71024353515
oct242204131
988030042
1042535001
11220121a3
12122b31b5
138a73652
145913145
153b02e6b
hex2890859

42535001 has 2 divisors, whose sum is σ = 42535002. Its totient is φ = 42535000.

The previous prime is 42534997. The next prime is 42535019. The reversal of 42535001 is 10053524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32775625 + 9759376 = 5725^2 + 3124^2 .

It is a cyclic number.

It is not a de Polignac number, because 42535001 - 22 = 42534997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (42534001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21267500 + 21267501.

It is an arithmetic number, because the mean of its divisors is an integer number (21267501).

Almost surely, 242535001 is an apocalyptic number.

It is an amenable number.

42535001 is a deficient number, since it is larger than the sum of its proper divisors (1).

42535001 is an equidigital number, since it uses as much as digits as its factorization.

42535001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 42535001 is about 6521.8863068901. The cubic root of 42535001 is about 349.0723762944.

Adding to 42535001 its reverse (10053524), we get a palindrome (52588525).

The spelling of 42535001 in words is "forty-two million, five hundred thirty-five thousand, one".