Search a number
-
+
2820086060 = 2251119496577
BaseRepresentation
bin1010100000010111…
…0001100100101100
321021112111012210212
42220011301210230
521233420223220
61143500121552
7126612223151
oct25005614454
97245435725
102820086060
111217957440
126685362b8
1335c34089c
141ca772228
151178a60c5
hexa817192c

2820086060 has 48 divisors (see below), whose sum is σ = 6464858400. Its totient is φ = 1024803840.

The previous prime is 2820086053. The next prime is 2820086083. The reversal of 2820086060 is 606800282.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 425492 + ... + 432068.

It is an arithmetic number, because the mean of its divisors is an integer number (134684550).

Almost surely, 22820086060 is an apocalyptic number.

2820086060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2820086060 is an abundant number, since it is smaller than the sum of its proper divisors (3644772340).

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

2820086060 is a wasteful number, since it uses less digits than its factorization.

2820086060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8546 (or 8544 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 2820086060 is about 53104.4824850031. The cubic root of 2820086060 is about 1412.8220161222.

The spelling of 2820086060 in words is "two billion, eight hundred twenty million, eighty-six thousand, sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 1949 3898 6577 7796 9745 13154 19490 21439 26308 32885 38980 42878 65770 72347 85756 107195 131540 144694 214390 289388 361735 428780 723470 1446940 12818573 25637146 51274292 64092865 128185730 141004303 256371460 282008606 564017212 705021515 1410043030 2820086060