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20301468171 = 317339116509
BaseRepresentation
bin10010111010000011…
…111101001000001011
31221101211210102211120
4102322003331020023
5313034133440141
613154254530323
71316042426565
oct227203751013
957354712746
1020301468171
118678716576
123b26b069a3
131bb6c9aa7a
14da835c335
157dc469c66
hex4ba0fd20b

20301468171 has 8 divisors (see below), whose sum is σ = 27225090960. Its totient is φ = 13456078752.

The previous prime is 20301468151. The next prime is 20301468193. The reversal of 20301468171 is 17186410302.

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

It is not a de Polignac number, because 20301468171 - 26 = 20301468107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20301468101) 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, 19557736 + ... + 19558773.

It is an arithmetic number, because the mean of its divisors is an integer number (3403136370).

Almost surely, 220301468171 is an apocalyptic number.

20301468171 is a deficient number, since it is larger than the sum of its proper divisors (6923622789).

20301468171 is a wasteful number, since it uses less digits than its factorization.

20301468171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39116685.

The product of its (nonzero) digits is 8064, while the sum is 33.

Adding to 20301468171 its reverse (17186410302), we get a palindrome (37487878473).

The spelling of 20301468171 in words is "twenty billion, three hundred one million, four hundred sixty-eight thousand, one hundred seventy-one".

Divisors: 1 3 173 519 39116509 117349527 6767156057 20301468171