Search a number
-
+
163828120 = 2354095703
BaseRepresentation
bin10011100001111…
…01000110011000
3102102021022221011
421300331012120
5313414444440
624131223304
74026342001
oct1160750630
9372238834
10163828120
1184527545
1246a47b34
1327c31021
1417a881a8
15e5b19ea
hex9c3d198

163828120 has 16 divisors (see below), whose sum is σ = 368613360. Its totient is φ = 65531232.

The previous prime is 163828111. The next prime is 163828121. The reversal of 163828120 is 21828361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163828121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2047812 + ... + 2047891.

It is an arithmetic number, because the mean of its divisors is an integer number (23038335).

Almost surely, 2163828120 is an apocalyptic number.

163828120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163828120 is an abundant number, since it is smaller than the sum of its proper divisors (204785240).

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

163828120 is a wasteful number, since it uses less digits than its factorization.

163828120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4095714 (or 4095710 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 163828120 is about 12799.5359290874. The cubic root of 163828120 is about 547.1790770217.

The spelling of 163828120 in words is "one hundred sixty-three million, eight hundred twenty-eight thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 4095703 8191406 16382812 20478515 32765624 40957030 81914060 163828120