Base | Representation |
---|---|
bin | 11100000011010010… |
… | …110101101001001001 |
3 | 2212202010011121201022 |
4 | 130003102311221021 |
5 | 443141212303113 |
6 | 21500441002225 |
7 | 2114255060465 |
oct | 340322655111 |
9 | 85663147638 |
10 | 30120041033 |
11 | 11856a836a5 |
12 | 5a07183375 |
13 | 2ac02048b4 |
14 | 165a3754a5 |
15 | bb443b908 |
hex | 7034b5a49 |
30120041033 has 4 divisors (see below), whose sum is σ = 30688343748. Its totient is φ = 29551738320.
The previous prime is 30120041011. The next prime is 30120041041. The reversal of 30120041033 is 33014002103.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 12678084409 + 17441956624 = 112597^2 + 132068^2 .
It is a cyclic number.
It is not a de Polignac number, because 30120041033 - 26 = 30120040969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30120041333) 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, 284151278 + ... + 284151383.
It is an arithmetic number, because the mean of its divisors is an integer number (7672085937).
Almost surely, 230120041033 is an apocalyptic number.
It is an amenable number.
30120041033 is a deficient number, since it is larger than the sum of its proper divisors (568302715).
30120041033 is an equidigital number, since it uses as much as digits as its factorization.
30120041033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 568302714.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 30120041033 its reverse (33014002103), we get a palindrome (63134043136).
The spelling of 30120041033 in words is "thirty billion, one hundred twenty million, forty-one thousand, thirty-three".
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