Base | Representation |
---|---|
bin | 101010101000000… |
… | …1010101000101110 |
3 | 10200200100211102122 |
4 | 1111100022220232 |
5 | 10412124114410 |
6 | 353532152542 |
7 | 50305234301 |
oct | 12520125056 |
9 | 3620324378 |
10 | 1430301230 |
11 | 674405536 |
12 | 33b008752 |
13 | 19a42a8b7 |
14 | d7d5cb38 |
15 | 8587ce55 |
hex | 5540aa2e |
1430301230 has 64 divisors (see below), whose sum is σ = 2782315008. Its totient is φ = 527978880.
The previous prime is 1430301211. The next prime is 1430301233. The reversal of 1430301230 is 321030341.
It is a happy number.
It is an alternating number because its digits alternate between odd and even.
It is a junction number, because it is equal to n+sod(n) for n = 1430301199 and 1430301208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1430301233) 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 31 ways as a sum of consecutive naturals, for example, 1114169 + ... + 1115451.
It is an arithmetic number, because the mean of its divisors is an integer number (43473672).
Almost surely, 21430301230 is an apocalyptic number.
1430301230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1430301230 is a deficient number, since it is larger than the sum of its proper divisors (1352013778).
1430301230 is a wasteful number, since it uses less digits than its factorization.
1430301230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1481.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 1430301230 is about 37819.3235000310. The cubic root of 1430301230 is about 1126.7022736355.
Adding to 1430301230 its reverse (321030341), we get a palindrome (1751331571).
The spelling of 1430301230 in words is "one billion, four hundred thirty million, three hundred one thousand, two hundred thirty".
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