Base | Representation |
---|---|
bin | 101010100111111… |
… | …1010011100001001 |
3 | 10200200020110102120 |
4 | 1111033322130021 |
5 | 10412120004024 |
6 | 353530521453 |
7 | 50304540006 |
oct | 12517723411 |
9 | 3620213376 |
10 | 1430234889 |
11 | 67436a706 |
12 | 33ab96289 |
13 | 19a406645 |
14 | d7d428ad |
15 | 85868479 |
hex | 553fa709 |
1430234889 has 16 divisors (see below), whose sum is σ = 1976504640. Its totient is φ = 919200960.
The previous prime is 1430234849. The next prime is 1430234893. The reversal of 1430234889 is 9884320341.
It is not a de Polignac number, because 1430234889 - 211 = 1430232841 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1430234889.
It is not an unprimeable number, because it can be changed into a prime (1430234849) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 47007 + ... + 71204.
It is an arithmetic number, because the mean of its divisors is an integer number (123531540).
Almost surely, 21430234889 is an apocalyptic number.
It is an amenable number.
1430234889 is a deficient number, since it is larger than the sum of its proper divisors (546269751).
1430234889 is a wasteful number, since it uses less digits than its factorization.
1430234889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118360.
The product of its (nonzero) digits is 165888, while the sum is 42.
The square root of 1430234889 is about 37818.4464117711. The cubic root of 1430234889 is about 1126.6848535961.
The spelling of 1430234889 in words is "one billion, four hundred thirty million, two hundred thirty-four thousand, eight hundred eighty-nine".
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