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2080305130 = 251745726777
BaseRepresentation
bin111101111111110…
…1110111111101010
312100222110110011011
41323333232333222
513230024231010
6542232054134
7102360205351
oct17377567752
95328413134
102080305130
11978307042
124a083434a
13271cb35a7
1415a400998
15c2976a8a
hex7bfeefea

2080305130 has 32 divisors (see below), whose sum is σ = 3973640976. Its totient is φ = 781430784.

The previous prime is 2080305121. The next prime is 2080305167. The reversal of 2080305130 is 315030802.

It can be written as a sum of positive squares in 8 ways, for example, as 1214592201 + 865712929 = 34851^2 + 29423^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64302 + ... + 91078.

Almost surely, 22080305130 is an apocalyptic number.

2080305130 is a deficient number, since it is larger than the sum of its proper divisors (1893335846).

2080305130 is a wasteful number, since it uses less digits than its factorization.

2080305130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27258.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2080305130 is about 45610.3620902093. The cubic root of 2080305130 is about 1276.5632763846.

Adding to 2080305130 its reverse (315030802), we get a palindrome (2395335932).

The spelling of 2080305130 in words is "two billion, eighty million, three hundred five thousand, one hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 457 914 2285 4570 7769 15538 26777 38845 53554 77690 133885 267770 455209 910418 2276045 4552090 12237089 24474178 61185445 122370890 208030513 416061026 1040152565 2080305130