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2870873005 = 572111381943
BaseRepresentation
bin1010101100011110…
…0000101110101101
321102002001110101211
42223013200232231
521334420414010
61152512434421
7131100006100
oct25307405655
97362043354
102870873005
111243595420
12681548a11
13369a13230
141d33d2737
1511c08908a
hexab1e0bad

2870873005 has 48 divisors (see below), whose sum is σ = 4708174464. Its totient is φ = 1651950720.

The previous prime is 2870872997. The next prime is 2870873051. The reversal of 2870873005 is 5003780782.

It is not a de Polignac number, because 2870873005 - 23 = 2870872997 is a prime.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 5937 + ... + 76006.

It is an arithmetic number, because the mean of its divisors is an integer number (98086968).

Almost surely, 22870873005 is an apocalyptic number.

It is an amenable number.

2870873005 is a deficient number, since it is larger than the sum of its proper divisors (1837301459).

2870873005 is a wasteful number, since it uses less digits than its factorization.

2870873005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81986 (or 81979 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 2870873005 is about 53580.5282262129. The cubic root of 2870873005 is about 1421.2527800607.

It can be divided in two parts, 287087 and 3005, that added together give a palindrome (290092).

The spelling of 2870873005 in words is "two billion, eight hundred seventy million, eight hundred seventy-three thousand, five".

Divisors: 1 5 7 11 13 35 49 55 65 77 91 143 245 385 455 539 637 715 1001 2695 3185 5005 7007 35035 81943 409715 573601 901373 1065259 2868005 4015207 4506865 5326295 6309611 7456813 11717849 20076035 31548055 37284065 44167277 52197691 58589245 82024943 220836385 260988455 410124715 574174601 2870873005