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230603560 = 23511524099
BaseRepresentation
bin11011011111010…
…11101100101000
3121001220212121121
431233223230220
5433013303220
634514345024
75500045405
oct1557535450
9531825547
10230603560
11109195960
126528b174
1338a10c15
14228ab2ac
15153a1eaa
hexdbebb28

230603560 has 32 divisors (see below), whose sum is σ = 566028000. Its totient is φ = 83855680.

The previous prime is 230603531. The next prime is 230603567. The reversal of 230603560 is 65306032.

It is not an unprimeable number, because it can be changed into a prime (230603567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261610 + ... + 262489.

It is an arithmetic number, because the mean of its divisors is an integer number (17688375).

Almost surely, 2230603560 is an apocalyptic number.

230603560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230603560 is an abundant number, since it is smaller than the sum of its proper divisors (335424440).

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

230603560 is a wasteful number, since it uses less digits than its factorization.

230603560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524121 (or 524117 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 230603560 is about 15185.6366346624. The cubic root of 230603560 is about 613.2280366917.

Adding to 230603560 its reverse (65306032), we get a palindrome (295909592).

The spelling of 230603560 in words is "two hundred thirty million, six hundred three thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 524099 1048198 2096396 2620495 4192792 5240990 5765089 10481980 11530178 20963960 23060356 28825445 46120712 57650890 115301780 230603560