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80248044800 = 2852721143541
BaseRepresentation
bin100101010111100100…
…1111111110100000000
321200010121212001111102
41022233021333310000
52303321444413200
6100510534033532
75540423061200
oct1125711776400
9250117761442
1080248044800
113103aa24890
1213676aa88a8
13774b6415a1
143c53aa6400
15214a1686d5
hex12af27fd00

80248044800 has 648 divisors, whose sum is σ = 258398898912. Its totient is φ = 24385536000.

The previous prime is 80248044739. The next prime is 80248044803. The reversal of 80248044800 is 844084208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80248044803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 148332530 + ... + 148333070.

Almost surely, 280248044800 is an apocalyptic number.

80248044800 is a gapful number since it is divisible by the number (80) 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 80248044800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129199449456).

80248044800 is an abundant number, since it is smaller than the sum of its proper divisors (178150854112).

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

80248044800 is a wasteful number, since it uses less digits than its factorization.

80248044800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 38.

The spelling of 80248044800 in words is "eighty billion, two hundred forty-eight million, forty-four thousand, eight hundred".