Base | Representation |
---|---|
bin | 10110110010001101… |
… | …11010010110010000 |
3 | 1011120111102102101210 |
4 | 23121012322112100 |
5 | 200022443333240 |
6 | 5341450500120 |
7 | 612062463345 |
oct | 133106722620 |
9 | 34514372353 |
10 | 12232402320 |
11 | 5207965a06 |
12 | 2454734640 |
13 | 11cc3553a8 |
14 | 8408367cc |
15 | 4b8d7a780 |
hex | 2d91ba590 |
12232402320 has 80 divisors (see below), whose sum is σ = 37956142080. Its totient is φ = 3258903552.
The previous prime is 12232402283. The next prime is 12232402321. The reversal of 12232402320 is 2320423221.
It is a tau number, because it is divible by the number of its divisors (80).
It is not an unprimeable number, because it can be changed into a prime (12232402321) 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, 237436 + ... + 284324.
It is an arithmetic number, because the mean of its divisors is an integer number (474451776).
Almost surely, 212232402320 is an apocalyptic number.
12232402320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12232402320 is an abundant number, since it is smaller than the sum of its proper divisors (25723739760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12232402320 is a wasteful number, since it uses less digits than its factorization.
12232402320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47992 (or 47986 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 12232402320 its reverse (2320423221), we get a palindrome (14552825541).
The spelling of 12232402320 in words is "twelve billion, two hundred thirty-two million, four hundred two thousand, three hundred twenty".
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