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19348192308 = 2236907233437
BaseRepresentation
bin10010000001001111…
…011111110000110100
31211221102001000012010
4102001033133300310
5304111114123213
612515522524220
71253315630634
oct220117376064
954842030163
1019348192308
118229606285
1238bb806670
131a9463cc03
14d178d46c4
15783917ac3
hex4813dfc34

19348192308 has 24 divisors (see below), whose sum is σ = 45152511712. Its totient is φ = 6448436064.

The previous prime is 19348192261. The next prime is 19348192327. The reversal of 19348192308 is 80329184391.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33835 + ... + 199602.

Almost surely, 219348192308 is an apocalyptic number.

It is an amenable number.

19348192308 is an abundant number, since it is smaller than the sum of its proper divisors (25804319404).

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

19348192308 is a wasteful number, since it uses less digits than its factorization.

19348192308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240351 (or 240349 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 48.

The spelling of 19348192308 in words is "nineteen billion, three hundred forty-eight million, one hundred ninety-two thousand, three hundred eight".

Divisors: 1 2 3 4 6 12 6907 13814 20721 27628 41442 82884 233437 466874 700311 933748 1400622 2801244 1612349359 3224698718 4837048077 6449397436 9674096154 19348192308