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230333404 = 22759672081
BaseRepresentation
bin11011011101010…
…01101111011100
3121001102011000211
431232221233130
5432431132104
634504502204
75464541650
oct1556515734
9531364024
10230333404
11109020994
126517a964
1338947c72
142283aa60
151534be04
hexdba9bdc

230333404 has 48 divisors (see below), whose sum is σ = 475695360. Its totient is φ = 95546880.

The previous prime is 230333401. The next prime is 230333407. The reversal of 230333404 is 404333032.

It is an interprime number because it is at equal distance from previous prime (230333401) and next prime (230333407).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230333401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109644 + ... + 111724.

It is an arithmetic number, because the mean of its divisors is an integer number (9910320).

Almost surely, 2230333404 is an apocalyptic number.

It is an amenable number.

230333404 is an abundant number, since it is smaller than the sum of its proper divisors (245361956).

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

230333404 is a wasteful number, since it uses less digits than its factorization.

230333404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218 (or 2216 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 22.

The square root of 230333404 is about 15176.7389119007. The cubic root of 230333404 is about 612.9884740853.

Adding to 230333404 its reverse (404333032), we get a palindrome (634666436).

The spelling of 230333404 in words is "two hundred thirty million, three hundred thirty-three thousand, four hundred four".

Divisors: 1 2 4 7 14 28 59 67 118 134 236 268 413 469 826 938 1652 1876 2081 3953 4162 7906 8324 14567 15812 27671 29134 55342 58268 110684 122779 139427 245558 278854 491116 557708 859453 975989 1718906 1951978 3437812 3903956 8226193 16452386 32904772 57583351 115166702 230333404