Search a number
-
+
65235461 is a prime number
BaseRepresentation
bin1111100011011…
…0101000000101
311112202022020012
43320312220011
5113200013321
610250120005
71421330564
oct370665005
9145668205
1065235461
1133907405
1219a20005
1310690c85
148941bdb
155ad905b
hex3e36a05

65235461 has 2 divisors, whose sum is σ = 65235462. Its totient is φ = 65235460.

The previous prime is 65235451. The next prime is 65235463. The reversal of 65235461 is 16453256.

65235461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48580900 + 16654561 = 6970^2 + 4081^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-65235461 is a prime.

Together with 65235463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65235463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32617730 + 32617731.

It is an arithmetic number, because the mean of its divisors is an integer number (32617731).

Almost surely, 265235461 is an apocalyptic number.

It is an amenable number.

65235461 is a deficient number, since it is larger than the sum of its proper divisors (1).

65235461 is an equidigital number, since it uses as much as digits as its factorization.

65235461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 32.

The square root of 65235461 is about 8076.8472190577. The cubic root of 65235461 is about 402.5574903414.

The spelling of 65235461 in words is "sixty-five million, two hundred thirty-five thousand, four hundred sixty-one".