Base | Representation |
---|---|
bin | 101010010101000… |
… | …0001110001000001 |
3 | 10122222112220000120 |
4 | 1110222001301001 |
5 | 10402044202200 |
6 | 352534010453 |
7 | 50124244212 |
oct | 12452016101 |
9 | 3588486016 |
10 | 1420303425 |
11 | 6697a6a92 |
12 | 3377a6a29 |
13 | 19833a038 |
14 | d68b9409 |
15 | 84a559a0 |
hex | 54a81c41 |
1420303425 has 24 divisors (see below), whose sum is σ = 2353078560. Its totient is φ = 755932800.
The previous prime is 1420303421. The next prime is 1420303477. The reversal of 1420303425 is 5243030241.
It is not a de Polignac number, because 1420303425 - 22 = 1420303421 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1420303395 and 1420303404.
It is not an unprimeable number, because it can be changed into a prime (1420303421) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 17541 + ... + 56109.
It is an arithmetic number, because the mean of its divisors is an integer number (98044940).
Almost surely, 21420303425 is an apocalyptic number.
1420303425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1420303425 is a deficient number, since it is larger than the sum of its proper divisors (932775135).
1420303425 is a wasteful number, since it uses less digits than its factorization.
1420303425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39073 (or 39068 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 1420303425 is about 37686.9131795110. The cubic root of 1420303425 is about 1124.0709168770.
Adding to 1420303425 its reverse (5243030241), we get a palindrome (6663333666).
The spelling of 1420303425 in words is "one billion, four hundred twenty million, three hundred three thousand, four hundred twenty-five".
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