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4504988880 = 243357674447
BaseRepresentation
bin1000011001000010…
…01010110011010000
3102121221221010222000
410030201022303100
533211234121010
62023005314000
7216431526240
oct41441126320
912557833860
104504988880
111a01a48907
12a58865900
1356a4324c2
1430a447b20
151b57767c0
hex10c84acd0

4504988880 has 320 divisors, whose sum is σ = 18002657280. Its totient is φ = 1014114816.

The previous prime is 4504988879. The next prime is 4504988903. The reversal of 4504988880 is 888894054.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1010817 + ... + 1015263.

It is an arithmetic number, because the mean of its divisors is an integer number (56258304).

Almost surely, 24504988880 is an apocalyptic number.

4504988880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4504988880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9001328640).

4504988880 is an abundant number, since it is smaller than the sum of its proper divisors (13497668400).

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

4504988880 is a wasteful number, since it uses less digits than its factorization.

4504988880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4543 (or 4531 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 54.

The square root of 4504988880 is about 67119.2139405700. The cubic root of 4504988880 is about 1651.5735072269.

The spelling of 4504988880 in words is "four billion, five hundred four million, nine hundred eighty-eight thousand, eight hundred eighty".