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230898824 = 23132817901
BaseRepresentation
bin11011100001100…
…11110010001000
3121002110212122022
431300303302020
5433102230244
634524544012
75502415262
oct1560636210
9532425568
10230898824
11109377782
12653b2008
1338ab5430
1422946b32
151540e6ee
hexdc33c88

230898824 has 32 divisors (see below), whose sum is σ = 467956440. Its totient is φ = 106176000.

The previous prime is 230898821. The next prime is 230898853. The reversal of 230898824 is 428898032.

It can be written as a sum of positive squares in 4 ways, for example, as 195496324 + 35402500 = 13982^2 + 5950^2 .

It is not an unprimeable number, because it can be changed into a prime (230898821) 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 7 ways as a sum of consecutive naturals, for example, 25274 + ... + 33174.

Almost surely, 2230898824 is an apocalyptic number.

It is an amenable number.

230898824 is an abundant number, since it is smaller than the sum of its proper divisors (237057616).

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

230898824 is a wasteful number, since it uses less digits than its factorization.

230898824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8201 (or 8197 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

The square root of 230898824 is about 15195.3553429987. The cubic root of 230898824 is about 613.4896500856.

It can be divided in two parts, 23089 and 8824, that added together give a palindrome (31913).

The spelling of 230898824 in words is "two hundred thirty million, eight hundred ninety-eight thousand, eight hundred twenty-four".

Divisors: 1 2 4 8 13 26 52 104 281 562 1124 2248 3653 7306 7901 14612 15802 29224 31604 63208 102713 205426 410852 821704 2220181 4440362 8880724 17761448 28862353 57724706 115449412 230898824