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230570235 = 32572176151
BaseRepresentation
bin11011011111000…
…11100011111011
3121001212011220100
431233203203323
5433011221420
634513530443
75466546300
oct1557434373
9531764810
10230570235
11109172915
1265273a23
13389cb9bc
142289d0a7
1515397190
hexdbe38fb

230570235 has 72 divisors (see below), whose sum is σ = 492332256. Its totient is φ = 99187200.

The previous prime is 230570233. The next prime is 230570237. The reversal of 230570235 is 532075032.

It is an interprime number because it is at equal distance from previous prime (230570233) and next prime (230570237).

It is not a de Polignac number, because 230570235 - 21 = 230570233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230570199 and 230570208.

It is not an unprimeable number, because it can be changed into a prime (230570233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 34410 + ... + 40560.

It is an arithmetic number, because the mean of its divisors is an integer number (6837948).

Almost surely, 2230570235 is an apocalyptic number.

230570235 is an abundant number, since it is smaller than the sum of its proper divisors (261762021).

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

230570235 is a wasteful number, since it uses less digits than its factorization.

230570235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6193 (or 6183 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 230570235 is about 15184.5393410535. The cubic root of 230570235 is about 613.1984956490.

The spelling of 230570235 in words is "two hundred thirty million, five hundred seventy thousand, two hundred thirty-five".

Divisors: 1 3 5 7 9 15 17 21 35 45 49 51 63 85 105 119 147 153 245 255 315 357 441 595 735 765 833 1071 1785 2205 2499 4165 5355 6151 7497 12495 18453 30755 37485 43057 55359 92265 104567 129171 215285 276795 301399 313701 387513 522835 645855 731969 904197 941103 1506995 1568505 1937565 2195907 2712591 3659845 4520985 4705515 5123783 6587721 10979535 13562955 15371349 25618915 32938605 46114047 76856745 230570235