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80307575708 = 22137146546671
BaseRepresentation
bin100101011001010110…
…1000101101110011100
321200021202212112112212
41022302231011232130
52303432214410313
6100520502015552
75542045062533
oct1126255055634
9250252775485
1080307575708
1131070595288
1213692a175b8
13775aa85b89
143c5b96131a
1521504c73a8
hex12b2b45b9c

80307575708 has 12 divisors (see below), whose sum is σ = 141564085152. Its totient is φ = 39860694240.

The previous prime is 80307575707. The next prime is 80307575819. The reversal of 80307575708 is 80757570308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80307575707) 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 3 ways as a sum of consecutive naturals, for example, 73272788 + ... + 73273883.

It is an arithmetic number, because the mean of its divisors is an integer number (11797007096).

Almost surely, 280307575708 is an apocalyptic number.

It is an amenable number.

80307575708 is a deficient number, since it is larger than the sum of its proper divisors (61256509444).

80307575708 is a wasteful number, since it uses less digits than its factorization.

80307575708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146546812 (or 146546810 counting only the distinct ones).

The product of its (nonzero) digits is 1646400, while the sum is 50.

The spelling of 80307575708 in words is "eighty billion, three hundred seven million, five hundred seventy-five thousand, seven hundred eight".

Divisors: 1 2 4 137 274 548 146546671 293093342 586186684 20076893927 40153787854 80307575708