Base | Representation |
---|---|
bin | 10001101001101110001… |
… | …111011000010100110110 |
3 | 11021222001011112002101101 |
4 | 101221232033120110312 |
5 | 124333241224144110 |
6 | 2325131453120314 |
7 | 153432010310500 |
oct | 21515617302466 |
9 | 4258034462341 |
10 | 1213030303030 |
11 | 428496a89677 |
12 | 17711548909a |
13 | 8a5080395a0 |
14 | 429d4d00d70 |
15 | 21848b2613a |
hex | 11a6e3d8536 |
1213030303030 has 48 divisors (see below), whose sum is σ = 2735316697680. Its totient is φ = 383904093888.
The previous prime is 1213030303027. The next prime is 1213030303081. The reversal of 1213030303030 is 303030303121.
1213030303030 is a modest number, since divided by 30303030 gives 12130 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 1213030302989 and 1213030303007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95207940 + ... + 95220679.
It is an arithmetic number, because the mean of its divisors is an integer number (56985764535).
Almost surely, 21213030303030 is an apocalyptic number.
1213030303030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1213030303030 is an abundant number, since it is smaller than the sum of its proper divisors (1522286394650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1213030303030 is a wasteful number, since it uses less digits than its factorization.
1213030303030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190428653 (or 190428646 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 19.
Adding to 1213030303030 its reverse (303030303121), we get a palindrome (1516060606151).
Subtracting from 1213030303030 its reverse (303030303121), we obtain a palindrome (909999999909).
The spelling of 1213030303030 in words is "one trillion, two hundred thirteen billion, thirty million, three hundred three thousand, thirty".
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