Search a number
-
+
17730593120 = 255110816207
BaseRepresentation
bin10000100000110100…
…110110000101100000
31200202200020110021002
4100200310312011200
5242303012434440
612051220051132
71165244361212
oct204064660540
950680213232
1017730593120
117579504049
123529b33aa8
131897484726
14c02b3c5b2
156db8de115
hex420d36160

17730593120 has 24 divisors (see below), whose sum is σ = 41888526624. Its totient is φ = 7092237184.

The previous prime is 17730593107. The next prime is 17730593123. The reversal of 17730593120 is 2139503771.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17730593123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55407944 + ... + 55408263.

It is an arithmetic number, because the mean of its divisors is an integer number (1745355276).

Almost surely, 217730593120 is an apocalyptic number.

17730593120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17730593120 is an abundant number, since it is smaller than the sum of its proper divisors (24157933504).

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

17730593120 is a wasteful number, since it uses less digits than its factorization.

17730593120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110816222 (or 110816214 counting only the distinct ones).

The product of its (nonzero) digits is 39690, while the sum is 38.

The spelling of 17730593120 in words is "seventeen billion, seven hundred thirty million, five hundred ninety-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 110816207 221632414 443264828 554081035 886529656 1108162070 1773059312 2216324140 3546118624 4432648280 8865296560 17730593120