Base | Representation |
---|---|
bin | 11100000011010010… |
… | …101110000100101110 |
3 | 2212202010010001012001 |
4 | 130003102232010232 |
5 | 443141210310110 |
6 | 21500440202514 |
7 | 2114254601215 |
oct | 340322560456 |
9 | 85663101161 |
10 | 30120010030 |
11 | 11856a62380 |
12 | 5a0716943a |
13 | 2ac01c3756 |
14 | 165a36807c |
15 | bb443263a |
hex | 7034ae12e |
30120010030 has 16 divisors (see below), whose sum is σ = 59144747184. Its totient is φ = 10952730880.
The previous prime is 30120009989. The next prime is 30120010061. The reversal of 30120010030 is 3001002103.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 30120009989 and 30120010016.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136909027 + ... + 136909246.
It is an arithmetic number, because the mean of its divisors is an integer number (3696546699).
Almost surely, 230120010030 is an apocalyptic number.
30120010030 is a deficient number, since it is larger than the sum of its proper divisors (29024737154).
30120010030 is a wasteful number, since it uses less digits than its factorization.
30120010030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 273818291.
The product of its (nonzero) digits is 18, while the sum is 10.
Adding to 30120010030 its reverse (3001002103), we get a palindrome (33121012133).
The spelling of 30120010030 in words is "thirty billion, one hundred twenty million, ten thousand, thirty".
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