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230556127 = 19103117811
BaseRepresentation
bin11011011111000…
…00000111011111
3121001211110112211
431233200013133
5433010244002
634513341251
75466460204
oct1557400737
9531743484
10230556127
1110916325a
1265267827
13389c5459
1422897cab
1515392dd7
hexdbe01df

230556127 has 8 divisors (see below), whose sum is σ = 245048960. Its totient is φ = 216299160.

The previous prime is 230556121. The next prime is 230556173. The reversal of 230556127 is 721655032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230556127 - 219 = 230031839 is a prime.

It is a super-2 number, since 2×2305561272 = 106312255394480258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230556121) 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, 56949 + ... + 60862.

It is an arithmetic number, because the mean of its divisors is an integer number (30631120).

Almost surely, 2230556127 is an apocalyptic number.

230556127 is a deficient number, since it is larger than the sum of its proper divisors (14492833).

230556127 is a wasteful number, since it uses less digits than its factorization.

230556127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117933.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 230556127 is about 15184.0747824818. The cubic root of 230556127 is about 613.1859887140.

The spelling of 230556127 in words is "two hundred thirty million, five hundred fifty-six thousand, one hundred twenty-seven".

Divisors: 1 19 103 1957 117811 2238409 12134533 230556127