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5288509044 = 223272131032239
BaseRepresentation
bin1001110110011100…
…00011111001110100
3111122120021002120100
410323032003321310
541312324242134
62232435034100
7245024404500
oct47316037164
914576232510
105288509044
112274253135
12103713b930
136638652c0
14382523300
1520e445999
hex13b383e74

5288509044 has 216 divisors, whose sum is σ = 16917089280. Its totient is φ = 1380613248.

The previous prime is 5288509027. The next prime is 5288509063. The reversal of 5288509044 is 4409058825.

5288509044 is a `hidden beast` number, since 528 + 85 + 0 + 9 + 0 + 44 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2360877 + ... + 2363115.

Almost surely, 25288509044 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 5288509044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8458544640).

5288509044 is an abundant number, since it is smaller than the sum of its proper divisors (11628580236).

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

5288509044 is a wasteful number, since it uses less digits than its factorization.

5288509044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2379 (or 2367 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The square root of 5288509044 is about 72722.1358597229. The cubic root of 5288509044 is about 1742.2524495476.

The spelling of 5288509044 in words is "five billion, two hundred eighty-eight million, five hundred nine thousand, forty-four".