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8389503068 = 223795533973
BaseRepresentation
bin1111101000000110…
…11010100001011100
3210122200022220122212
413310003122201130
5114140203044233
63504252055552
7414620412422
oct76403324134
923580286585
108389503068
113615723911
1217617645b8
13a3914a8cb
145982d9112
153417d8a48
hex1f40da85c

8389503068 has 12 divisors (see below), whose sum is σ = 14720370840. Its totient is φ = 4183682832.

The previous prime is 8389503041. The next prime is 8389503071. The reversal of 8389503068 is 8603059838.

It is a congruent number.

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, 2765471 + ... + 2768502.

It is an arithmetic number, because the mean of its divisors is an integer number (1226697570).

Almost surely, 28389503068 is an apocalyptic number.

It is an amenable number.

8389503068 is a deficient number, since it is larger than the sum of its proper divisors (6330867772).

8389503068 is a wasteful number, since it uses less digits than its factorization.

8389503068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5534356 (or 5534354 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 8389503068 is about 91594.2305388282. The cubic root of 8389503068 is about 2031.9456111959.

The spelling of 8389503068 in words is "eight billion, three hundred eighty-nine million, five hundred three thousand, sixty-eight".

Divisors: 1 2 4 379 758 1516 5533973 11067946 22135892 2097375767 4194751534 8389503068