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2020016195 = 5571770667
BaseRepresentation
bin111100001100111…
…0000000001000011
312012210000110021122
41320121300001003
513114111004240
6532235542455
7101025566021
oct17031600103
95183013248
102020016195
1194727907a
124845baa2b
13262664c72
141523c9711
15bc5184b5
hex78670043

2020016195 has 8 divisors (see below), whose sum is σ = 2424477744. Its totient is φ = 1615707424.

The previous prime is 2020016183. The next prime is 2020016197. The reversal of 2020016195 is 5916100202.

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 2020016195 - 228 = 1751580739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020016197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6749 + ... + 63918.

It is an arithmetic number, because the mean of its divisors is an integer number (303059718).

Almost surely, 22020016195 is an apocalyptic number.

2020016195 is a deficient number, since it is larger than the sum of its proper divisors (404461549).

2020016195 is an equidigital number, since it uses as much as digits as its factorization.

2020016195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76389.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 2020016195 is about 44944.5902751377. The cubic root of 2020016195 is about 1264.1102431068.

Adding to 2020016195 its reverse (5916100202), we get a palindrome (7936116397).

The spelling of 2020016195 in words is "two billion, twenty million, sixteen thousand, one hundred ninety-five".

Divisors: 1 5 5717 28585 70667 353335 404003239 2020016195