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80193753330 = 235197268879
BaseRepresentation
bin100101010101111101…
…0111001000011110010
321122222211200202121020
41022223322321003302
52303214100101310
6100501314240310
75536163441055
oct1125372710362
9248884622536
1080193753330
11310123128a9
1213660886096
137740312a62
143c4a7b2a9c
1521454e2170
hex12abeb90f2

80193753330 has 48 divisors (see below), whose sum is σ = 193449755520. Its totient is φ = 21276138688.

The previous prime is 80193753307. The next prime is 80193753347. The reversal of 80193753330 is 3335739108.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1129831 + ... + 1198709.

It is an arithmetic number, because the mean of its divisors is an integer number (4030203240).

Almost surely, 280193753330 is an apocalyptic number.

80193753330 is an abundant number, since it is smaller than the sum of its proper divisors (113256002190).

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

80193753330 is a wasteful number, since it uses less digits than its factorization.

80193753330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69283 (or 69086 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 42.

The spelling of 80193753330 in words is "eighty billion, one hundred ninety-three million, seven hundred fifty-three thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 197 394 591 985 1182 1970 2955 5910 38809 68879 77618 116427 137758 194045 206637 232854 344395 388090 413274 582135 688790 1033185 1164270 2066370 13569163 27138326 40707489 67845815 81414978 135691630 203537445 407074890 2673125111 5346250222 8019375333 13365625555 16038750666 26731251110 40096876665 80193753330