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5487238080 = 26345316829
BaseRepresentation
bin1010001110001000…
…01001101111000000
3112011102012120120000
411013010021233000
542214213104310
62304254320000
7252656516442
oct50704115700
915142176500
105487238080
112366448205
1210917b9000
13695a95c4c
143a0a94492
15221aed4c0
hex147109bc0

5487238080 has 280 divisors, whose sum is σ = 20151669120. Its totient is φ = 1415854080.

The previous prime is 5487238079. The next prime is 5487238123. The reversal of 5487238080 is 808327845.

5487238080 is a `hidden beast` number, since 548 + 7 + 23 + 8 + 0 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 800106 + ... + 806934.

Almost surely, 25487238080 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 5487238080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10075834560).

5487238080 is an abundant number, since it is smaller than the sum of its proper divisors (14664431040).

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

5487238080 is a wasteful number, since it uses less digits than its factorization.

5487238080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6889 (or 6870 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The square root of 5487238080 is about 74075.8940546788. The cubic root of 5487238080 is about 1763.8078369043.

The spelling of 5487238080 in words is "five billion, four hundred eighty-seven million, two hundred thirty-eight thousand, eighty".