Base | Representation |
---|---|
bin | 111100110100001… |
… | …001101100000010 |
3 | 2122002212211010212 |
4 | 330310021230002 |
5 | 4042144213010 |
6 | 245124354122 |
7 | 34166304416 |
oct | 7464115402 |
9 | 2562784125 |
10 | 1020304130 |
11 | 483a3165a |
12 | 245845942 |
13 | 1334c8b71 |
14 | 99714d46 |
15 | 5e892505 |
hex | 3cd09b02 |
1020304130 has 16 divisors (see below), whose sum is σ = 1944579960. Its totient is φ = 384114432.
The previous prime is 1020304091. The next prime is 1020304163. The reversal of 1020304130 is 314030201.
It can be written as a sum of positive squares in 4 ways, for example, as 720009889 + 300294241 = 26833^2 + 17329^2 .
It is a Curzon number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 3000725 + ... + 3001064.
Almost surely, 21020304130 is an apocalyptic number.
1020304130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1020304130 is a deficient number, since it is larger than the sum of its proper divisors (924275830).
1020304130 is a wasteful number, since it uses less digits than its factorization.
1020304130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6001813.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 1020304130 is about 31942.1998303185. The cubic root of 1020304130 is about 1006.7227467308.
Adding to 1020304130 its reverse (314030201), we get a palindrome (1334334331).
The spelling of 1020304130 in words is "one billion, twenty million, three hundred four thousand, one hundred thirty".
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