Base | Representation |
---|---|
bin | 11011011110000… |
… | …01011011011110 |
3 | 121001121002010101 |
4 | 31233001123132 |
5 | 432442233210 |
6 | 34510531314 |
7 | 5465424556 |
oct | 1557013336 |
9 | 531532111 |
10 | 230430430 |
11 | 10908787a |
12 | 65206b3a |
13 | 38980189 |
14 | 22864166 |
15 | 1536aa3a |
hex | dbc16de |
230430430 has 8 divisors (see below), whose sum is σ = 414774792. Its totient is φ = 92172168.
The previous prime is 230430419. The next prime is 230430479. The reversal of 230430430 is 34034032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 230430398 and 230430407.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11521512 + ... + 11521531.
It is an arithmetic number, because the mean of its divisors is an integer number (51846849).
Almost surely, 2230430430 is an apocalyptic number.
230430430 is a deficient number, since it is larger than the sum of its proper divisors (184344362).
230430430 is a wasteful number, since it uses less digits than its factorization.
230430430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23043050.
The product of its (nonzero) digits is 864, while the sum is 19.
The square root of 230430430 is about 15179.9351118508. The cubic root of 230430430 is about 613.0745340740.
Adding to 230430430 its reverse (34034032), we get a palindrome (264464462).
It can be divided in two parts, 230430 and 430, that added together give a triangular number (230860 = T679).
The spelling of 230430430 in words is "two hundred thirty million, four hundred thirty thousand, four hundred thirty".
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