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230415424 = 2616212221
BaseRepresentation
bin11011011101111…
…01110001000000
3121001120022112121
431232331301000
5432441243144
634510334024
75465333041
oct1556756100
9531508477
10230415424
11109077578
12651ba314
13389763b5
142285c8c8
1515366384
hexdbbdc40

230415424 has 28 divisors (see below), whose sum is σ = 457718668. Its totient is φ = 115084800.

The previous prime is 230415421. The next prime is 230415439. The reversal of 230415424 is 424514032.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 166926400 + 63489024 = 12920^2 + 7968^2 .

It is not an unprimeable number, because it can be changed into a prime (230415421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102634 + ... + 104854.

Almost surely, 2230415424 is an apocalyptic number.

It is an amenable number.

230415424 is a deficient number, since it is larger than the sum of its proper divisors (227303244).

230415424 is a wasteful number, since it uses less digits than its factorization.

230415424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3854 (or 3844 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 230415424 is about 15179.4408329161. The cubic root of 230415424 is about 613.0612256520.

Adding to 230415424 its reverse (424514032), we get a palindrome (654929456).

The spelling of 230415424 in words is "two hundred thirty million, four hundred fifteen thousand, four hundred twenty-four".

Divisors: 1 2 4 8 16 32 64 1621 2221 3242 4442 6484 8884 12968 17768 25936 35536 51872 71072 103744 142144 3600241 7200482 14400964 28801928 57603856 115207712 230415424