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2020167169 = 10792920323
BaseRepresentation
bin111100001101001…
…0100111000000001
312012210022010101021
41320122110320001
513114130322134
6532243105441
7101030065126
oct17032247001
95183263337
102020167169
11947371549
12484672281
132626b88b7
1415242874d
15bc5480b4
hex78694e01

2020167169 has 8 divisors (see below), whose sum is σ = 2041342560. Its totient is φ = 1999034496.

The previous prime is 2020167161. The next prime is 2020167187. The reversal of 2020167169 is 9617610202.

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 2020167169 - 23 = 2020167161 is a prime.

It is a super-3 number, since 3×20201671693 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020167161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89242 + ... + 109564.

It is an arithmetic number, because the mean of its divisors is an integer number (255167820).

Almost surely, 22020167169 is an apocalyptic number.

It is an amenable number.

2020167169 is a deficient number, since it is larger than the sum of its proper divisors (21175391).

2020167169 is a wasteful number, since it uses less digits than its factorization.

2020167169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21359.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 2020167169 is about 44946.2698007298. The cubic root of 2020167169 is about 1264.1417351028.

The spelling of 2020167169 in words is "two billion, twenty million, one hundred sixty-seven thousand, one hundred sixty-nine".

Divisors: 1 107 929 20323 99403 2174561 18880067 2020167169