Base | Representation |
---|---|
bin | 11011100001110… |
… | …01000110111001 |
3 | 121002111222120001 |
4 | 31300321012321 |
5 | 433103430013 |
6 | 34525233001 |
7 | 5502535666 |
oct | 1560710671 |
9 | 532458501 |
10 | 230920633 |
11 | 1093920a9 |
12 | 65402761 |
13 | 38ac2338 |
14 | 22950a6d |
15 | 15415ddd |
hex | dc391b9 |
230920633 has 4 divisors (see below), whose sum is σ = 232337488. Its totient is φ = 229503780.
The previous prime is 230920619. The next prime is 230920637. The reversal of 230920633 is 336029032.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 230920633 - 213 = 230912441 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230920637) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708183 + ... + 708508.
It is an arithmetic number, because the mean of its divisors is an integer number (58084372).
Almost surely, 2230920633 is an apocalyptic number.
It is an amenable number.
230920633 is a deficient number, since it is larger than the sum of its proper divisors (1416855).
230920633 is a wasteful number, since it uses less digits than its factorization.
230920633 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1416854.
The product of its (nonzero) digits is 5832, while the sum is 28.
The square root of 230920633 is about 15196.0729466530. The cubic root of 230920633 is about 613.5089647135.
Adding to 230920633 its reverse (336029032), we get a palindrome (566949665).
The spelling of 230920633 in words is "two hundred thirty million, nine hundred twenty thousand, six hundred thirty-three".
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