Base | Representation |
---|---|
bin | 11011111100001100… |
… | …101111011001110111 |
3 | 2212102211011211000001 |
4 | 123330030233121313 |
5 | 442420224031403 |
6 | 21440545332131 |
7 | 2111311211302 |
oct | 337414573167 |
9 | 85384154001 |
10 | 30001002103 |
11 | 117a5868a16 |
12 | 5993337047 |
13 | 2aa1656267 |
14 | 1648629b39 |
15 | ba8c75c1d |
hex | 6fc32f677 |
30001002103 has 4 divisors (see below), whose sum is σ = 30072603960. Its totient is φ = 29929400248.
The previous prime is 30001002067. The next prime is 30001002137. The reversal of 30001002103 is 30120010003.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30001002103 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30001002103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30001000103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35800300 + ... + 35801137.
It is an arithmetic number, because the mean of its divisors is an integer number (7518150990).
Almost surely, 230001002103 is an apocalyptic number.
30001002103 is a deficient number, since it is larger than the sum of its proper divisors (71601857).
30001002103 is an equidigital number, since it uses as much as digits as its factorization.
30001002103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71601856.
The product of its (nonzero) digits is 18, while the sum is 10.
Adding to 30001002103 its reverse (30120010003), we get a palindrome (60121012106).
The spelling of 30001002103 in words is "thirty billion, one million, two thousand, one hundred three".
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