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230565436 = 2257641359
BaseRepresentation
bin11011011111000…
…10011000111100
3121001211221022121
431233202120330
5433011043221
634513452324
75466526303
oct1557423074
9531757277
10230565436
1110916a252
12652710a4
13389c976a
142289b43a
1515395a41
hexdbe263c

230565436 has 6 divisors (see below), whose sum is σ = 403489520. Its totient is φ = 115282716.

The previous prime is 230565367. The next prime is 230565469. The reversal of 230565436 is 634565032.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28820676 + ... + 28820683.

Almost surely, 2230565436 is an apocalyptic number.

It is an amenable number.

230565436 is a deficient number, since it is larger than the sum of its proper divisors (172924084).

230565436 is a wasteful number, since it uses less digits than its factorization.

230565436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57641363 (or 57641361 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 34.

The square root of 230565436 is about 15184.3813176566. The cubic root of 230565436 is about 613.1942413271.

The spelling of 230565436 in words is "two hundred thirty million, five hundred sixty-five thousand, four hundred thirty-six".

Divisors: 1 2 4 57641359 115282718 230565436