Search a number
-
+
20301310151 is a prime number
BaseRepresentation
bin10010111010000011…
…010110100011000111
31221101211111102001222
4102322003112203013
5313034113411101
613154251310555
71316041201103
oct227203264307
957354442058
1020301310151
118678618881
123b26a4b45b
131bb6c43b75
14da831a903
157dc43801b
hex4ba0d68c7

20301310151 has 2 divisors, whose sum is σ = 20301310152. Its totient is φ = 20301310150.

The previous prime is 20301310097. The next prime is 20301310153. The reversal of 20301310151 is 15101310302.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-20301310151 is a prime.

Together with 20301310153, 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 (20301310153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150655075 + 10150655076.

It is an arithmetic number, because the mean of its divisors is an integer number (10150655076).

Almost surely, 220301310151 is an apocalyptic number.

20301310151 is a deficient number, since it is larger than the sum of its proper divisors (1).

20301310151 is an equidigital number, since it uses as much as digits as its factorization.

20301310151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 17.

Adding to 20301310151 its reverse (15101310302), we get a palindrome (35402620453).

The spelling of 20301310151 in words is "twenty billion, three hundred one million, three hundred ten thousand, one hundred fifty-one".