Search a number
-
+
230415198 = 23132954041
BaseRepresentation
bin11011011101111…
…01101101011110
3121001120022020020
431232331231132
5432441241243
634510333010
75465332266
oct1556755536
9531508206
10230415198
11109077392
12651ba166
1338976270
142285c7a6
1515366283
hexdbbdb5e

230415198 has 16 divisors (see below), whose sum is σ = 496279056. Its totient is φ = 70896960.

The previous prime is 230415167. The next prime is 230415217. The reversal of 230415198 is 891514032.

It is a Curzon number.

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, 1476943 + ... + 1477098.

It is an arithmetic number, because the mean of its divisors is an integer number (31017441).

Almost surely, 2230415198 is an apocalyptic number.

230415198 is an abundant number, since it is smaller than the sum of its proper divisors (265863858).

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

230415198 is a wasteful number, since it uses less digits than its factorization.

230415198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954059.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 230415198 is about 15179.4333886348. The cubic root of 230415198 is about 613.0610252142.

The spelling of 230415198 in words is "two hundred thirty million, four hundred fifteen thousand, one hundred ninety-eight".

Divisors: 1 2 3 6 13 26 39 78 2954041 5908082 8862123 17724246 38402533 76805066 115207599 230415198