Base | Representation |
---|---|
bin | 10110010110100001… |
… | …10111010100010000 |
3 | 1010222022100210010010 |
4 | 23023100313110100 |
5 | 144034013132240 |
6 | 5302432234520 |
7 | 603242265453 |
oct | 131320672420 |
9 | 33868323103 |
10 | 12000130320 |
11 | 50a8840582 |
12 | 23aa99ba40 |
13 | 11931abc39 |
14 | 81ba5349a |
15 | 4a3799280 |
hex | 2cb437510 |
12000130320 has 80 divisors (see below), whose sum is σ = 37724406912. Its totient is φ = 3154959360.
The previous prime is 12000130319. The next prime is 12000130321. The reversal of 12000130320 is 2303100021.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (12000130319) and next prime (12000130321).
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 12000130296 and 12000130305.
It is not an unprimeable number, because it can be changed into a prime (12000130321) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335077 + ... + 369156.
Almost surely, 212000130320 is an apocalyptic number.
12000130320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12000130320 is an abundant number, since it is smaller than the sum of its proper divisors (25724276592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12000130320 is a wasteful number, since it uses less digits than its factorization.
12000130320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 704320 (or 704314 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 12000130320 its reverse (2303100021), we get a palindrome (14303230341).
The spelling of 12000130320 in words is "twelve billion, one hundred thirty thousand, three hundred twenty".
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