Base | Representation |
---|---|
bin | 111010110110… |
… | …0011111101111 |
3 | 2011001111111112 |
4 | 1311230133233 |
5 | 30344244403 |
6 | 3021142235 |
7 | 523150511 |
oct | 165543757 |
9 | 64044445 |
10 | 30853103 |
11 | 16463436 |
12 | a3ba97b |
13 | 6513398 |
14 | 4151bb1 |
15 | 2a969d8 |
hex | 1d6c7ef |
30853103 has 6 divisors (see below), whose sum is σ = 31525776. Its totient is φ = 30194492.
The previous prime is 30853087. The next prime is 30853111. The reversal of 30853103 is 30135803.
It is not a de Polignac number, because 30853103 - 24 = 30853087 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30853183) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4775 + ... + 9192.
It is an arithmetic number, because the mean of its divisors is an integer number (5254296).
Almost surely, 230853103 is an apocalyptic number.
30853103 is a deficient number, since it is larger than the sum of its proper divisors (672673).
30853103 is an equidigital number, since it uses as much as digits as its factorization.
30853103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14061 (or 14014 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 30853103 is about 5554.5569580300. The cubic root of 30853103 is about 313.6410865175.
Adding to 30853103 its reverse (30135803), we get a palindrome (60988906).
The spelling of 30853103 in words is "thirty million, eight hundred fifty-three thousand, one hundred three".
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