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5485898880 = 2733572111931
BaseRepresentation
bin1010001101111110…
…00010110010000000
3112011022200112112000
411012333002302000
542213342231010
62304205504000
7252642241200
oct50677026200
915138615460
105485898880
112365713030
121091272000
13695717517
143a0826400
152219367c0
hex146fc2c80

5485898880 has 1536 divisors, whose sum is σ = 26790912000. Its totient is φ = 1045094400.

The previous prime is 5485898863. The next prime is 5485898893. The reversal of 5485898880 is 888985845.

5485898880 is a `hidden beast` number, since 5 + 48 + 589 + 8 + 8 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 176964465 + ... + 176964495.

It is an arithmetic number, because the mean of its divisors is an integer number (17442000).

Almost surely, 25485898880 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 5485898880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13395456000).

5485898880 is an abundant number, since it is smaller than the sum of its proper divisors (21305013120).

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

5485898880 is a wasteful number, since it uses less digits than its factorization.

5485898880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 29491200, while the sum is 63.

The square root of 5485898880 is about 74066.8541251753. The cubic root of 5485898880 is about 1763.6643352247.

The spelling of 5485898880 in words is "five billion, four hundred eighty-five million, eight hundred ninety-eight thousand, eight hundred eighty".