Base | Representation |
---|---|
bin | 10110100100110101… |
… | …00011111110000110 |
3 | 1011021200010112110012 |
4 | 23102122203332012 |
5 | 144310222104110 |
6 | 5322400030222 |
7 | 606230155334 |
oct | 132232437606 |
9 | 34250115405 |
10 | 12120113030 |
11 | 515a540343 |
12 | 2423002372 |
13 | 11b1ccb01c |
14 | 82d966b54 |
15 | 4ae099905 |
hex | 2d26a3f86 |
12120113030 has 16 divisors (see below), whose sum is σ = 21907488960. Its totient is φ = 4827759552.
The previous prime is 12120113029. The next prime is 12120113039. The reversal of 12120113030 is 3031102121.
It is a junction number, because it is equal to n+sod(n) for n = 12120112996 and 12120113014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12120113039) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2533199 + ... + 2537978.
It is an arithmetic number, because the mean of its divisors is an integer number (1369218060).
Almost surely, 212120113030 is an apocalyptic number.
12120113030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12120113030 is a deficient number, since it is larger than the sum of its proper divisors (9787375930).
12120113030 is a wasteful number, since it uses less digits than its factorization.
12120113030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5071423.
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 12120113030 its reverse (3031102121), we get a palindrome (15151215151).
The spelling of 12120113030 in words is "twelve billion, one hundred twenty million, one hundred thirteen thousand, thirty".
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