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2080082080 = 25552124953
BaseRepresentation
bin111101111111011…
…1000100010100000
312100222001010012001
41323332320202200
513230000111310
6542223213344
7102355256146
oct17376704240
95328033161
102080082080
119781744aa
124a0747254
13271c35bcb
1415a383596
15c293093a
hex7bfb88a0

2080082080 has 48 divisors (see below), whose sum is σ = 4923823464. Its totient is φ = 830402560.

The previous prime is 2080082071. The next prime is 2080082083. The reversal of 2080082080 is 802800802.

It can be written as a sum of positive squares in 4 ways, for example, as 1675428624 + 404653456 = 40932^2 + 20116^2 .

It is not an unprimeable number, because it can be changed into a prime (2080082083) 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, 70884 + ... + 95836.

Almost surely, 22080082080 is an apocalyptic number.

2080082080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2080082080 is an abundant number, since it is smaller than the sum of its proper divisors (2843741384).

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

2080082080 is a wasteful number, since it uses less digits than its factorization.

2080082080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25489 (or 25481 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 2080082080 is about 45607.9168566160. The cubic root of 2080082080 is about 1276.5176504470.

Adding to 2080082080 its reverse (802800802), we get a palindrome (2882882882).

The spelling of 2080082080 in words is "two billion, eighty million, eighty-two thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 521 1042 2084 2605 4168 5210 8336 10420 16672 20840 24953 41680 49906 83360 99812 124765 199624 249530 399248 499060 798496 998120 1996240 3992480 13000513 26001026 52002052 65002565 104004104 130005130 208008208 260010260 416016416 520020520 1040041040 2080082080