Base | Representation |
---|---|
bin | 111101011001111… |
… | …001111110001001 |
3 | 2122210111122101221 |
4 | 331121321332021 |
5 | 4102212414400 |
6 | 250120442041 |
7 | 34346365054 |
oct | 7531717611 |
9 | 2583448357 |
10 | 1030201225 |
11 | 489581479 |
12 | 249019321 |
13 | 135582931 |
14 | 9ab6da9b |
15 | 60699c1a |
hex | 3d679f89 |
1030201225 has 24 divisors (see below), whose sum is σ = 1316344320. Its totient is φ = 799384320.
The previous prime is 1030201213. The next prime is 1030201247. The reversal of 1030201225 is 5221020301.
It is not a de Polignac number, because 1030201225 - 213 = 1030193033 is a prime.
It is a super-2 number, since 2×10302012252 = 2122629127983001250, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1030201199 and 1030201208.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128896 + ... + 136654.
It is an arithmetic number, because the mean of its divisors is an integer number (54847680).
Almost surely, 21030201225 is an apocalyptic number.
It is an amenable number.
1030201225 is a deficient number, since it is larger than the sum of its proper divisors (286143095).
1030201225 is a wasteful number, since it uses less digits than its factorization.
1030201225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7929 (or 7924 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 1030201225 is about 32096.7478882207. The cubic root of 1030201225 is about 1009.9673959347.
Adding to 1030201225 its reverse (5221020301), we get a palindrome (6251221526).
The spelling of 1030201225 in words is "one billion, thirty million, two hundred one thousand, two hundred twenty-five".
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