Base | Representation |
---|---|
bin | 11011011011100… |
… | …11000001111111 |
3 | 121000222202122002 |
4 | 31231303001333 |
5 | 432401444221 |
6 | 34500012515 |
7 | 5462616425 |
oct | 1555630177 |
9 | 530882562 |
10 | 230109311 |
11 | 108988593 |
12 | 6509113b |
13 | 38899c73 |
14 | 227bd115 |
15 | 1530580b |
hex | db7307f |
230109311 has 8 divisors (see below), whose sum is σ = 238224000. Its totient is φ = 222037920.
The previous prime is 230109251. The next prime is 230109337. The reversal of 230109311 is 113901032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 230109311 - 226 = 163000447 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230109371) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185 + ... + 21453.
It is an arithmetic number, because the mean of its divisors is an integer number (29778000).
Almost surely, 2230109311 is an apocalyptic number.
230109311 is a deficient number, since it is larger than the sum of its proper divisors (8114689).
230109311 is a wasteful number, since it uses less digits than its factorization.
230109311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21649.
The product of its (nonzero) digits is 162, while the sum is 20.
The square root of 230109311 is about 15169.3543369519. The cubic root of 230109311 is about 612.7896159720.
The spelling of 230109311 in words is "two hundred thirty million, one hundred nine thousand, three hundred eleven".
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