Base | Representation |
---|---|
bin | 11100010110000000… |
… | …011111110101001011 |
3 | 2220112222221101201201 |
4 | 130112000133311023 |
5 | 444312101001303 |
6 | 21551534125031 |
7 | 2125116506365 |
oct | 342600376513 |
9 | 86488841651 |
10 | 30434000203 |
11 | 119a8221892 |
12 | 5a94350777 |
13 | 2b4027c359 |
14 | 1689d3dd35 |
15 | bd1ca681d |
hex | 71601fd4b |
30434000203 has 4 divisors (see below), whose sum is σ = 30888239080. Its totient is φ = 29979761328.
The previous prime is 30434000197. The next prime is 30434000209. The reversal of 30434000203 is 30200043403.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (30434000197) and next prime (30434000209).
It is a cyclic number.
It is not a de Polignac number, because 30434000203 - 29 = 30433999691 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30434000209) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227119338 + ... + 227119471.
It is an arithmetic number, because the mean of its divisors is an integer number (7722059770).
Almost surely, 230434000203 is an apocalyptic number.
30434000203 is a deficient number, since it is larger than the sum of its proper divisors (454238877).
30434000203 is an equidigital number, since it uses as much as digits as its factorization.
30434000203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 454238876.
The product of its (nonzero) digits is 864, while the sum is 19.
Adding to 30434000203 its reverse (30200043403), we get a palindrome (60634043606).
The spelling of 30434000203 in words is "thirty billion, four hundred thirty-four million, two hundred three", and thus it is an aban number.
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