Base | Representation |
---|---|
bin | 11011011111110… |
… | …10000000101001 |
3 | 121002000212000220 |
4 | 31233322000221 |
5 | 433022142220 |
6 | 34515520253 |
7 | 5500411335 |
oct | 1557720051 |
9 | 532025026 |
10 | 230662185 |
11 | 109225a06 |
12 | 652b9089 |
13 | 38a31800 |
14 | 228c47c5 |
15 | 153b4540 |
hex | dbfa029 |
230662185 has 48 divisors (see below), whose sum is σ = 420753600. Its totient is φ = 107557632.
The previous prime is 230662183. The next prime is 230662189. The reversal of 230662185 is 581266032.
It is not a de Polignac number, because 230662185 - 21 = 230662183 is a prime.
It is not an unprimeable number, because it can be changed into a prime (230662183) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45771 + ... + 50559.
It is an arithmetic number, because the mean of its divisors is an integer number (8765700).
Almost surely, 2230662185 is an apocalyptic number.
It is an amenable number.
230662185 is a deficient number, since it is larger than the sum of its proper divisors (190091415).
230662185 is a wasteful number, since it uses less digits than its factorization.
230662185 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4842 (or 4829 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 33.
The square root of 230662185 is about 15187.5667899766. The cubic root of 230662185 is about 613.2799980861.
The spelling of 230662185 in words is "two hundred thirty million, six hundred sixty-two thousand, one hundred eighty-five".
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