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230004055 = 5417691459
BaseRepresentation
bin11011011010110…
…01010101010111
3121000210102020201
431231121111113
5432340112210
634453441331
75462000521
oct1555312527
9530712221
10230004055
111089164a6
1265040247
1338861098
1422792a11
15152d453a
hexdb59557

230004055 has 16 divisors (see below), whose sum is σ = 283298400. Its totient is φ = 179159040.

The previous prime is 230004043. The next prime is 230004059. The reversal of 230004055 is 550400032.

It is a happy number.

It is not a de Polignac number, because 230004055 - 27 = 230003927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230004059) 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 15 ways as a sum of consecutive naturals, for example, 156916 + ... + 158374.

It is an arithmetic number, because the mean of its divisors is an integer number (17706150).

Almost surely, 2230004055 is an apocalyptic number.

230004055 is a deficient number, since it is larger than the sum of its proper divisors (53294345).

230004055 is a wasteful number, since it uses less digits than its factorization.

230004055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 230004055 is about 15165.8845769048. The cubic root of 230004055 is about 612.6961681805.

Adding to 230004055 its reverse (550400032), we get a palindrome (780404087).

The spelling of 230004055 in words is "two hundred thirty million, four thousand, fifty-five".

Divisors: 1 5 41 205 769 1459 3845 7295 31529 59819 157645 299095 1121971 5609855 46000811 230004055