Search a number
-
+
30320121301 is a prime number
BaseRepresentation
bin11100001111001110…
…000101010111010101
32220021001122202020121
4130033032011113111
5444043422340201
621532345231541
72122234531051
oct341716052725
986231582217
1030320121301
1111949a10998
125a621925b1
132b227b95a2
141678b78c61
15bc6cae9a1
hex70f3855d5

30320121301 has 2 divisors, whose sum is σ = 30320121302. Its totient is φ = 30320121300.

The previous prime is 30320121287. The next prime is 30320121313. The reversal of 30320121301 is 10312102303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23823922500 + 6496198801 = 154350^2 + 80599^2 .

It is an emirp because it is prime and its reverse (10312102303) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30320121301 - 27 = 30320121173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30320121101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15160060650 + 15160060651.

It is an arithmetic number, because the mean of its divisors is an integer number (15160060651).

Almost surely, 230320121301 is an apocalyptic number.

It is an amenable number.

30320121301 is a deficient number, since it is larger than the sum of its proper divisors (1).

30320121301 is an equidigital number, since it uses as much as digits as its factorization.

30320121301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 30320121301 its reverse (10312102303), we get a palindrome (40632223604).

The spelling of 30320121301 in words is "thirty billion, three hundred twenty million, one hundred twenty-one thousand, three hundred one".