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20302310001 = 316134195559
BaseRepresentation
bin10010111010000111…
…001010101001110001
31221101220101012121110
4102322013022221301
5313034342410001
613154324543533
71316052534111
oct227207125161
957356335543
1020302310001
118679140aa6
123b27251ba9
131bb7203cac
14da84db041
157dc5843d6
hex4ba1caa71

20302310001 has 8 divisors (see below), whose sum is σ = 27086535360. Its totient is φ = 13526478992.

The previous prime is 20302309961. The next prime is 20302310023. The reversal of 20302310001 is 10001320302.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20302310001 - 217 = 20302178929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20302310081) 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, 2092941 + ... + 2102618.

It is an arithmetic number, because the mean of its divisors is an integer number (3385816920).

Almost surely, 220302310001 is an apocalyptic number.

It is an amenable number.

20302310001 is a deficient number, since it is larger than the sum of its proper divisors (6784225359).

20302310001 is a wasteful number, since it uses less digits than its factorization.

20302310001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4197175.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20302310001 its reverse (10001320302), we get a palindrome (30303630303).

The spelling of 20302310001 in words is "twenty billion, three hundred two million, three hundred ten thousand, one".

Divisors: 1 3 1613 4839 4195559 12586677 6767436667 20302310001