Base | Representation |
---|---|
bin | 110000000011111111… |
… | …0011101101110101000 |
3 | 100212102002112012020101 |
4 | 1200013332131232220 |
5 | 3142340013432222 |
6 | 115225421235144 |
7 | 10312500165550 |
oct | 1400776355650 |
9 | 325362465211 |
10 | 103213030312 |
11 | 3a855079357 |
12 | 18005a02ab4 |
13 | 996b391202 |
14 | 4dd1a7c160 |
15 | 2a4135d927 |
hex | 1807f9dba8 |
103213030312 has 32 divisors (see below), whose sum is σ = 221183233920. Its totient is φ = 44231664960.
The previous prime is 103213030289. The next prime is 103213030343. The reversal of 103213030312 is 213030312301.
It is a self number, because there is not a number n which added to its sum of digits gives 103213030312.
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, 1232973 + ... + 1314019.
It is an arithmetic number, because the mean of its divisors is an integer number (6911976060).
Almost surely, 2103213030312 is an apocalyptic number.
It is an amenable number.
103213030312 is an abundant number, since it is smaller than the sum of its proper divisors (117970203608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103213030312 is a wasteful number, since it uses less digits than its factorization.
103213030312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103801 (or 103797 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 103213030312 its reverse (213030312301), we get a palindrome (316243342613).
The spelling of 103213030312 in words is "one hundred three billion, two hundred thirteen million, thirty thousand, three hundred twelve".
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