Base | Representation |
---|---|
bin | 111101011001001… |
… | …000111001001011 |
3 | 2122210010102122200 |
4 | 331121020321023 |
5 | 4102140001303 |
6 | 250112251243 |
7 | 34344600021 |
oct | 7531107113 |
9 | 2583112580 |
10 | 1030000203 |
11 | 489454441 |
12 | 248b40b23 |
13 | 13551229b |
14 | 9ab1a711 |
15 | 6065a3a3 |
hex | 3d648e4b |
1030000203 has 48 divisors (see below), whose sum is σ = 1636776960. Its totient is φ = 621691200.
The previous prime is 1030000201. The next prime is 1030000211. The reversal of 1030000203 is 3020000301.
It is a happy number.
It is not a de Polignac number, because 1030000203 - 21 = 1030000201 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (1030000201) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 438813 + ... + 441153.
It is an arithmetic number, because the mean of its divisors is an integer number (34099520).
Almost surely, 21030000203 is an apocalyptic number.
1030000203 is a deficient number, since it is larger than the sum of its proper divisors (606776757).
1030000203 is a wasteful number, since it uses less digits than its factorization.
1030000203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2480 (or 2477 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 9.
The square root of 1030000203 is about 32093.6162343853. The cubic root of 1030000203 is about 1009.9017003962.
Adding to 1030000203 its reverse (3020000301), we get a palindrome (4050000504).
The spelling of 1030000203 in words is "one billion, thirty million, two hundred three", and thus it is an aban number.
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