Base | Representation |
---|---|
bin | 11011011100001… |
… | …00010101100001 |
3 | 121001010100212100 |
4 | 31232010111201 |
5 | 432411231233 |
6 | 34501321013 |
7 | 5463333165 |
oct | 1556042541 |
9 | 531110770 |
10 | 230180193 |
11 | 108a26871 |
12 | 65106169 |
13 | 388c32c9 |
14 | 227daca5 |
15 | 1531b813 |
hex | db84561 |
230180193 has 12 divisors (see below), whose sum is σ = 349981840. Its totient is φ = 145376856.
The previous prime is 230180189. The next prime is 230180201. The reversal of 230180193 is 391081032.
It is not a de Polignac number, because 230180193 - 22 = 230180189 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230180123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 672871 + ... + 673212.
Almost surely, 2230180193 is an apocalyptic number.
It is an amenable number.
230180193 is a deficient number, since it is larger than the sum of its proper divisors (119801647).
230180193 is a wasteful number, since it uses less digits than its factorization.
230180193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1346108 (or 1346105 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 230180193 is about 15171.6905122666. The cubic root of 230180193 is about 612.8525299761.
The spelling of 230180193 in words is "two hundred thirty million, one hundred eighty thousand, one hundred ninety-three".
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