Base | Representation |
---|---|
bin | 11100001110101011… |
… | …011000001011001100 |
3 | 2220020102112112010220 |
4 | 130032223120023030 |
5 | 444034110221213 |
6 | 21531422231340 |
7 | 2122064306226 |
oct | 341653301314 |
9 | 86212475126 |
10 | 30311023308 |
11 | 11944867495 |
12 | 5a5b125550 |
13 | 2b20952467 |
14 | 167788b416 |
15 | bc60b3e23 |
hex | 70ead82cc |
30311023308 has 24 divisors (see below), whose sum is σ = 70729779120. Its totient is φ = 10103094720.
The previous prime is 30311023279. The next prime is 30311023313. The reversal of 30311023308 is 80332011303.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180798 + ... + 305466.
It is an arithmetic number, because the mean of its divisors is an integer number (2947074130).
Almost surely, 230311023308 is an apocalyptic number.
It is an amenable number.
30311023308 is an abundant number, since it is smaller than the sum of its proper divisors (40418755812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30311023308 is a wasteful number, since it uses less digits than its factorization.
30311023308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144937 (or 144935 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
The spelling of 30311023308 in words is "thirty billion, three hundred eleven million, twenty-three thousand, three hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •