Base | Representation |
---|---|
bin | 11100001110001100… |
… | …111110010011100100 |
3 | 2220012212112120222100 |
4 | 130032030332103210 |
5 | 444030040144103 |
6 | 21530535332100 |
7 | 2121636462243 |
oct | 341614762344 |
9 | 86185476870 |
10 | 30303053028 |
11 | 11940313286 |
12 | 5a58521030 |
13 | 2b1c0c1711 |
14 | 16767b495a |
15 | bc553c5a3 |
hex | 70e33e4e4 |
30303053028 has 36 divisors (see below), whose sum is σ = 77357803068. Its totient is φ = 10001006400.
The previous prime is 30303053003. The next prime is 30303053093. The reversal of 30303053028 is 82035030303.
It is a happy number.
30303053028 is a `hidden beast` number, since 303 + 0 + 305 + 30 + 28 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 25715971044 + 4587081984 = 160362^2 + 67728^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 30303052992 and 30303053010.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4163451 + ... + 4170722.
It is an arithmetic number, because the mean of its divisors is an integer number (2148827863).
Almost surely, 230303053028 is an apocalyptic number.
It is an amenable number.
30303053028 is an abundant number, since it is smaller than the sum of its proper divisors (47054750040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30303053028 is a wasteful number, since it uses less digits than its factorization.
30303053028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8334284 (or 8334279 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 27.
The spelling of 30303053028 in words is "thirty billion, three hundred three million, fifty-three thousand, twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •