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2820000282 = 231147909091
BaseRepresentation
bin1010100000010101…
…1100101000011010
321021112022212010220
42220011130220122
521233410002112
61143454220510
7126611415111
oct25005345032
97245285126
102820000282
1112178a8a50
126684b4736
1335c310828
141ca74cc78
1511788a98c
hexa815ca1a

2820000282 has 32 divisors (see below), whose sum is σ = 6283643904. Its totient is φ = 836362800.

The previous prime is 2820000259. The next prime is 2820000289.

2820000282 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (2820000289) 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 15 ways as a sum of consecutive naturals, for example, 451444 + ... + 457647.

It is an arithmetic number, because the mean of its divisors is an integer number (196363872).

Almost surely, 22820000282 is an apocalyptic number.

2820000282 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2820000282 is an abundant number, since it is smaller than the sum of its proper divisors (3463643622).

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

2820000282 is a wasteful number, since it uses less digits than its factorization.

2820000282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909154.

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 2820000282 is about 53103.6748445906. The cubic root of 2820000282 is about 1412.8076914677.

It can be divided in two parts, 2820000 and 282, that multiplied together give a square (795240000 = 282002).

The spelling of 2820000282 in words is "two billion, eight hundred twenty million, two hundred eighty-two", and thus it is an aban number.

Divisors: 1 2 3 6 11 22 33 47 66 94 141 282 517 1034 1551 3102 909091 1818182 2727273 5454546 10000001 20000002 30000003 42727277 60000006 85454554 128181831 256363662 470000047 940000094 1410000141 2820000282