Search a number
-
+
20201333201 = 717191167873
BaseRepresentation
bin10010110100000101…
…111110000111010001
31221010212101001110222
4102310011332013101
5312333020130301
613140320402425
71313415333110
oct226405760721
957125331428
1020201333201
1186271426a5
123ab9476415
131b9c30a9ca
14d98d33c77
157d378a31b
hex4b417e1d1

20201333201 has 8 divisors (see below), whose sum is σ = 23088718464. Its totient is φ = 17314318080.

The previous prime is 20201333129. The next prime is 20201333209. The reversal of 20201333201 is 10233310202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-20201333201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20201333201.

It is not an unprimeable number, because it can be changed into a prime (20201333209) 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 in 7 ways as a sum of consecutive naturals, for example, 36401 + ... + 204273.

It is an arithmetic number, because the mean of its divisors is an integer number (2886089808).

Almost surely, 220201333201 is an apocalyptic number.

It is an amenable number.

20201333201 is a deficient number, since it is larger than the sum of its proper divisors (2887385263).

20201333201 is a wasteful number, since it uses less digits than its factorization.

20201333201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185071.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20201333201 its reverse (10233310202), we get a palindrome (30434643403).

The spelling of 20201333201 in words is "twenty billion, two hundred one million, three hundred thirty-three thousand, two hundred one".

Divisors: 1 7 17191 120337 167873 1175111 2885904743 20201333201