Search a number
-
+
95566921 is a prime number
BaseRepresentation
bin1011011001000…
…11110001001001
320122211022011121
411230203301021
5143431120141
613252155241
72240206522
oct554436111
9218738147
1095566921
1149a4392a
1228008b21
1316a50a98
14c999849
1585cb1d1
hex5b23c49

95566921 has 2 divisors, whose sum is σ = 95566922. Its totient is φ = 95566920.

The previous prime is 95566883. The next prime is 95566937. The reversal of 95566921 is 12966559.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61402896 + 34164025 = 7836^2 + 5845^2 .

It is an emirp because it is prime and its reverse (12966559) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 95566921 - 217 = 95435849 is a prime.

It is not a weakly prime, because it can be changed into another prime (95566981) 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, 47783460 + 47783461.

It is an arithmetic number, because the mean of its divisors is an integer number (47783461).

Almost surely, 295566921 is an apocalyptic number.

It is an amenable number.

95566921 is a deficient number, since it is larger than the sum of its proper divisors (1).

95566921 is an equidigital number, since it uses as much as digits as its factorization.

95566921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145800, while the sum is 43.

The square root of 95566921 is about 9775.8335194499. The cubic root of 95566921 is about 457.1961149958.

It can be divided in two parts, 955 and 66921, that added together give a palindrome (67876).

The spelling of 95566921 in words is "ninety-five million, five hundred sixty-six thousand, nine hundred twenty-one".