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80446007039 = 4316732093491
BaseRepresentation
bin100101011101011110…
…1001010011011111111
321200122102100120122012
41022322331022123333
52304223134211124
6100542325041435
75545345530446
oct1127275123377
9250572316565
1080446007039
1131131745842
121371125627b
1377806641c8
143c720b7d5d
15215c71de0e
hex12baf4a6ff

80446007039 has 16 divisors (see below), whose sum is σ = 82859293440. Its totient is φ = 78057954240.

The previous prime is 80446007023. The next prime is 80446007069. The reversal of 80446007039 is 93070064408.

It is a cyclic number.

It is not a de Polignac number, because 80446007039 - 24 = 80446007023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80446006987 and 80446007005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80446007069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23042084 + ... + 23045574.

It is an arithmetic number, because the mean of its divisors is an integer number (5178705840).

Almost surely, 280446007039 is an apocalyptic number.

80446007039 is a deficient number, since it is larger than the sum of its proper divisors (2413286401).

80446007039 is a wasteful number, since it uses less digits than its factorization.

80446007039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6910.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 80446007039 in words is "eighty billion, four hundred forty-six million, seven thousand, thirty-nine".

Divisors: 1 43 167 3209 3491 7181 137987 150113 535903 582997 11202619 23043829 25068871 481712617 1870837373 80446007039