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2020516160 = 26513485701
BaseRepresentation
bin111100001101110…
…1010000101000000
312012210221212002212
41320123222011000
513114223004120
6532254401252
7101033050445
oct17033520500
95183855085
102020516160
1194758a773
12484800228
132627ab6c0
141524b99cc
15bc5b66c5
hex786ea140

2020516160 has 56 divisors (see below), whose sum is σ = 5181468936. Its totient is φ = 746035200.

The previous prime is 2020516153. The next prime is 2020516163. The reversal of 2020516160 is 616150202.

It can be written as a sum of positive squares in 4 ways, for example, as 17774656 + 2002741504 = 4216^2 + 44752^2 .

It is a super-2 number, since 2×20205161602 = 8164971105642291200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020516163) 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, 238691 + ... + 247010.

It is an arithmetic number, because the mean of its divisors is an integer number (92526231).

Almost surely, 22020516160 is an apocalyptic number.

2020516160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020516160 is an abundant number, since it is smaller than the sum of its proper divisors (3160952776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020516160 is a wasteful number, since it uses less digits than its factorization.

2020516160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485731 (or 485721 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2020516160 is about 44950.1519463505. The cubic root of 2020516160 is about 1264.2145258917.

Adding to 2020516160 its reverse (616150202), we get a palindrome (2636666362).

The spelling of 2020516160 in words is "two billion, twenty million, five hundred sixteen thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 130 160 208 260 320 416 520 832 1040 2080 4160 485701 971402 1942804 2428505 3885608 4857010 6314113 7771216 9714020 12628226 15542432 19428040 25256452 31084864 31570565 38856080 50512904 63141130 77712160 101025808 126282260 155424320 202051616 252564520 404103232 505129040 1010258080 2020516160