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230000310331 = 11217211104491
BaseRepresentation
bin1101011000110100010…
…1100011100000111011
3210222200010011100120021
43112031011203200323
512232020034412311
6253354412511311
722421423244421
oct3261505434073
9728603140507
10230000310331
11895a71a7400
12386aa77b537
13188c57925ac
14b1bc5ab111
155eb2110171
hex358d16383b

230000310331 has 12 divisors (see below), whose sum is σ = 252957384792. Its totient is φ = 208969508000.

The previous prime is 230000310317. The next prime is 230000310343. The reversal of 230000310331 is 133013000032.

230000310331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 230000310331 - 25 = 230000310299 is a prime.

It is a super-2 number, since 2×2300003103312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230000310131) 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 11 ways as a sum of consecutive naturals, for example, 344005 + ... + 760486.

It is an arithmetic number, because the mean of its divisors is an integer number (21079782066).

Almost surely, 2230000310331 is an apocalyptic number.

230000310331 is a deficient number, since it is larger than the sum of its proper divisors (22957074461).

230000310331 is a wasteful number, since it uses less digits than its factorization.

230000310331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106234 (or 1106223 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 230000310331 its reverse (133013000032), we get a palindrome (363013310363).

The spelling of 230000310331 in words is "two hundred thirty billion, three hundred ten thousand, three hundred thirty-one".

Divisors: 1 11 121 1721 18931 208241 1104491 12149401 133643411 1900829011 20909119121 230000310331