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8874412868 = 2219993110969
BaseRepresentation
bin10000100001111010…
…01100101101000100
3211220110202212212002
420100331030231010
5121133322202433
64024333244432
7432626156546
oct102075145504
924813685762
108874412868
113844413812
121878033718
13ab574b299
14602883696
1536e1709e8
hex210f4cb44

8874412868 has 12 divisors (see below), whose sum is σ = 15531139260. Its totient is φ = 4436944512.

The previous prime is 8874412847. The next prime is 8874412907. The reversal of 8874412868 is 8682144788.

It can be written as a sum of positive squares in 2 ways, for example, as 3036230404 + 5838182464 = 55102^2 + 76408^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24488 + ... + 135456.

It is an arithmetic number, because the mean of its divisors is an integer number (1294261605).

Almost surely, 28874412868 is an apocalyptic number.

It is an amenable number.

8874412868 is a deficient number, since it is larger than the sum of its proper divisors (6656726392).

8874412868 is a wasteful number, since it uses less digits than its factorization.

8874412868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130966 (or 130964 counting only the distinct ones).

The product of its digits is 5505024, while the sum is 56.

The square root of 8874412868 is about 94204.1021824421. The cubic root of 8874412868 is about 2070.3632172425.

The spelling of 8874412868 in words is "eight billion, eight hundred seventy-four million, four hundred twelve thousand, eight hundred sixty-eight".

Divisors: 1 2 4 19993 39986 79972 110969 221938 443876 2218603217 4437206434 8874412868