Search a number
-
+
8485387008 = 283729371471
BaseRepresentation
bin1111110011100010…
…01011101100000000
3210220100202022200220
413321301023230000
5114334224341013
63521555143040
7420163412430
oct77161135400
923810668626
108485387008
11366486393a
1217898a4a80
13a52c7ca77
145a6d382c0
15349e28b23
hex1f9c4bb00

8485387008 has 288 divisors, whose sum is σ = 27439964160. Its totient is φ = 2275983360.

The previous prime is 8485386997. The next prime is 8485387051. The reversal of 8485387008 is 8007835848.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5767713 + ... + 5769183.

Almost surely, 28485387008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8485387008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13719982080).

8485387008 is an abundant number, since it is smaller than the sum of its proper divisors (18954577152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8485387008 is a wasteful number, since it uses less digits than its factorization.

8485387008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563 (or 1549 counting only the distinct ones).

The product of its (nonzero) digits is 1720320, while the sum is 51.

The square root of 8485387008 is about 92116.1604063044. The cubic root of 8485387008 is about 2039.6573665230.

The spelling of 8485387008 in words is "eight billion, four hundred eighty-five million, three hundred eighty-seven thousand, eight".