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1488018068 = 221069347993
BaseRepresentation
bin101100010110001…
…0101101010010100
310211200222011001022
41120230111222110
511021413034233
6403353220312
751605642045
oct13054255224
93750864038
101488018068
116a3a46aa9
12356401698
131a9388584
141018a48cc
158a97e398
hex58b15a94

1488018068 has 12 divisors (see below), whose sum is σ = 2606475060. Its totient is φ = 743310912.

The previous prime is 1488018067. The next prime is 1488018083. The reversal of 1488018068 is 8608108841.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 533702404 + 954315664 = 23102^2 + 30892^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1488018061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169721 + ... + 178272.

It is an arithmetic number, because the mean of its divisors is an integer number (217206255).

Almost surely, 21488018068 is an apocalyptic number.

It is an amenable number.

1488018068 is a deficient number, since it is larger than the sum of its proper divisors (1118456992).

1488018068 is a wasteful number, since it uses less digits than its factorization.

1488018068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349066 (or 349064 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 44.

The square root of 1488018068 is about 38574.8372388012. The cubic root of 1488018068 is about 1141.6581154906.

The spelling of 1488018068 in words is "one billion, four hundred eighty-eight million, eighteen thousand, sixty-eight".

Divisors: 1 2 4 1069 2138 4276 347993 695986 1391972 372004517 744009034 1488018068