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80193357573 = 378346008811
BaseRepresentation
bin100101010101111100…
…1011000011100000101
321122222210221122201120
41022223321120130011
52303213444420243
6100501301544153
75536160202210
oct1125371303405
9248883848646
1080193357573
113101207252a
1213660715059
137740204894
143c4a70c777
152145464c83
hex12abe58705

80193357573 has 16 divisors (see below), whose sum is σ = 123671686656. Its totient is φ = 45272669040.

The previous prime is 80193357571. The next prime is 80193357623. The reversal of 80193357573 is 37575339108.

It is not a de Polignac number, because 80193357573 - 21 = 80193357571 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80193357571) 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, 23002663 + ... + 23006148.

It is an arithmetic number, because the mean of its divisors is an integer number (7729480416).

Almost surely, 280193357573 is an apocalyptic number.

80193357573 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

80193357573 is a deficient number, since it is larger than the sum of its proper divisors (43478329083).

80193357573 is a wasteful number, since it uses less digits than its factorization.

80193357573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46008904.

The product of its (nonzero) digits is 2381400, while the sum is 51.

The spelling of 80193357573 in words is "eighty billion, one hundred ninety-three million, three hundred fifty-seven thousand, five hundred seventy-three".

Divisors: 1 3 7 21 83 249 581 1743 46008811 138026433 322061677 966185031 3818731313 11456193939 26731119191 80193357573