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230010219 = 3319448363
BaseRepresentation
bin11011011010110…
…10110101101011
3121000210201201000
431231122311223
5432340311334
634453530043
75462024505
oct1555326553
9530721630
10230010219
1110892009a
1265043923
1338863b2a
1422794d75
15152d6299
hexdb5ad6b

230010219 has 16 divisors (see below), whose sum is σ = 358691200. Its totient is φ = 145269288.

The previous prime is 230010217. The next prime is 230010239. The reversal of 230010219 is 912010032.

It is a happy number.

It is not a de Polignac number, because 230010219 - 21 = 230010217 is a prime.

It is a super-2 number, since 2×2300102192 = 105809401688855922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230010217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223669 + ... + 224694.

It is an arithmetic number, because the mean of its divisors is an integer number (22418200).

Almost surely, 2230010219 is an apocalyptic number.

230010219 is a deficient number, since it is larger than the sum of its proper divisors (128680981).

230010219 is a wasteful number, since it uses less digits than its factorization.

230010219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448391 (or 448385 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 230010219 is about 15166.0877948138. The cubic root of 230010219 is about 612.7016414542.

The spelling of 230010219 in words is "two hundred thirty million, ten thousand, two hundred nineteen".

Divisors: 1 3 9 19 27 57 171 513 448363 1345089 4035267 8518897 12105801 25556691 76670073 230010219