Search a number
-
+
18010848 = 2531631151
BaseRepresentation
bin100010010110…
…1001011100000
31020220001020110
41010231023200
514102321343
61442011320
7306042522
oct104551340
936801213
1018010848
11a1918a9
126046b40
133967c0b
14256ba12
1518ab833
hex112d2e0

18010848 has 48 divisors (see below), whose sum is σ = 47609856. Its totient is φ = 5961600.

The previous prime is 18010829. The next prime is 18010877. The reversal of 18010848 is 84801081.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15073 + ... + 16223.

It is an arithmetic number, because the mean of its divisors is an integer number (991872).

Almost surely, 218010848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18010848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23804928).

18010848 is an abundant number, since it is smaller than the sum of its proper divisors (29599008).

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

18010848 is a wasteful number, since it uses less digits than its factorization.

18010848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327 (or 1319 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 30.

The square root of 18010848 is about 4243.9189436180. The cubic root of 18010848 is about 262.1267766307.

The spelling of 18010848 in words is "eighteen million, ten thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 163 326 489 652 978 1151 1304 1956 2302 2608 3453 3912 4604 5216 6906 7824 9208 13812 15648 18416 27624 36832 55248 110496 187613 375226 562839 750452 1125678 1500904 2251356 3001808 4502712 6003616 9005424 18010848