Base | Representation |
---|---|
bin | 100100101010000… |
… | …1000011010101000 |
3 | 10011201111012011112 |
4 | 1021110020122220 |
5 | 10004340422440 |
6 | 322015245452 |
7 | 42323642666 |
oct | 11124103250 |
9 | 3151435145 |
10 | 1230014120 |
11 | 5813468a5 |
12 | 2a3b19888 |
13 | 167aa2a0a |
14 | b9503c36 |
15 | 72eb8965 |
hex | 495086a8 |
1230014120 has 32 divisors (see below), whose sum is σ = 2862966600. Its totient is φ = 475039488.
The previous prime is 1230014099. The next prime is 1230014131. The reversal of 1230014120 is 214100321.
It can be written as a sum of positive squares in 4 ways, for example, as 862831876 + 367182244 = 29374^2 + 19162^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1230014095 and 1230014104.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529019 + ... + 531338.
Almost surely, 21230014120 is an apocalyptic number.
1230014120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1230014120 is an abundant number, since it is smaller than the sum of its proper divisors (1632952480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1230014120 is a wasteful number, since it uses less digits than its factorization.
1230014120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1060397 (or 1060393 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 1230014120 is about 35071.5571368025. The cubic root of 1230014120 is about 1071.4453696075.
Adding to 1230014120 its reverse (214100321), we get a palindrome (1444114441).
The spelling of 1230014120 in words is "one billion, two hundred thirty million, fourteen thousand, one hundred twenty".
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