Base | Representation |
---|---|
bin | 11011111101111011… |
… | …011110010011001011 |
3 | 2212111211210120211100 |
4 | 123331323132103023 |
5 | 443000141430102 |
6 | 21443503432443 |
7 | 2112113020644 |
oct | 337573362313 |
9 | 85454716740 |
10 | 30030030027 |
11 | 11810195038 |
12 | 59a0bb5723 |
13 | 2aa767a94a |
14 | 164c4246cb |
15 | bab5aba1c |
hex | 6fdede4cb |
30030030027 has 12 divisors (see below), whose sum is σ = 43378329384. Its totient is φ = 20019272640.
The previous prime is 30030030007. The next prime is 30030030029. The reversal of 30030030027 is 72003003003.
It is a de Polignac number, because none of the positive numbers 2k-30030030027 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30030029991 and 30030030009.
It is not an unprimeable number, because it can be changed into a prime (30030030029) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 308152 + ... + 393722.
It is an arithmetic number, because the mean of its divisors is an integer number (3614860782).
Almost surely, 230030030027 is an apocalyptic number.
30030030027 is a deficient number, since it is larger than the sum of its proper divisors (13348299357).
30030030027 is a wasteful number, since it uses less digits than its factorization.
30030030027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124570 (or 124567 counting only the distinct ones).
The product of its (nonzero) digits is 378, while the sum is 18.
The spelling of 30030030027 in words is "thirty billion, thirty million, thirty thousand, twenty-seven".
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