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2868405224 = 231918871087
BaseRepresentation
bin1010101011111000…
…0110001111101000
321101220102002020112
42222332012033220
521333302431344
61152343513452
7131040020306
oct25276061750
97356362215
102868405224
11124215a333
12680758888
1336935abc9
141d2d4d276
1511bc4cc9e
hexaaf863e8

2868405224 has 16 divisors (see below), whose sum is σ = 5661326400. Its totient is φ = 1358718192.

The previous prime is 2868405181. The next prime is 2868405227. The reversal of 2868405224 is 4225048682.

It is not an unprimeable number, because it can be changed into a prime (2868405227) 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 3 ways as a sum of consecutive naturals, for example, 9435392 + ... + 9435695.

It is an arithmetic number, because the mean of its divisors is an integer number (353832900).

Almost surely, 22868405224 is an apocalyptic number.

It is an amenable number.

2868405224 is a deficient number, since it is larger than the sum of its proper divisors (2792921176).

2868405224 is a wasteful number, since it uses less digits than its factorization.

2868405224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18871112 (or 18871108 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 41.

The square root of 2868405224 is about 53557.4945642531. The cubic root of 2868405224 is about 1420.8454305608.

The spelling of 2868405224 in words is "two billion, eight hundred sixty-eight million, four hundred five thousand, two hundred twenty-four".

Divisors: 1 2 4 8 19 38 76 152 18871087 37742174 75484348 150968696 358550653 717101306 1434202612 2868405224