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80009395200 = 21032527219373
BaseRepresentation
bin100101010000011101…
…1100111110000000000
321122111222210101210100
41022200323213300000
52302324401121300
6100431131002400
75531464431600
oct1124073476000
9248458711710
1080009395200
1130a28243909
121360ab99400
1377110742c7
143c30102c00
152134227700
hex12a0ee7c00

80009395200 has 1188 divisors, whose sum is σ = 351721844760. Its totient is φ = 17278894080.

The previous prime is 80009395189. The next prime is 80009395201. The reversal of 80009395200 is 259390008.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80009395201) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 214502214 + ... + 214502586.

Almost surely, 280009395200 is an apocalyptic number.

80009395200 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 80009395200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175860922380).

80009395200 is an abundant number, since it is smaller than the sum of its proper divisors (271712449560).

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

80009395200 is a wasteful number, since it uses less digits than its factorization.

80009395200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 80009395200 in words is "eighty billion, nine million, three hundred ninety-five thousand, two hundred".