Base | Representation |
---|---|
bin | 10110011010010000… |
… | …10110010010100000 |
3 | 1011001111022002211012 |
4 | 23031020112102200 |
5 | 144120022433240 |
6 | 5305511440052 |
7 | 604102441316 |
oct | 131510262240 |
9 | 34044262735 |
10 | 12031452320 |
11 | 5114494228 |
12 | 23b9386028 |
13 | 1199827874 |
14 | 821c880b6 |
15 | 4a63d4b65 |
hex | 2cd2164a0 |
12031452320 has 48 divisors (see below), whose sum is σ = 28431230688. Its totient is φ = 4811408640.
The previous prime is 12031452287. The next prime is 12031452353. The reversal of 12031452320 is 2325413021.
It is an interprime number because it is at equal distance from previous prime (12031452287) and next prime (12031452353).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 987707 + ... + 999813.
It is an arithmetic number, because the mean of its divisors is an integer number (592317306).
Almost surely, 212031452320 is an apocalyptic number.
12031452320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12031452320 is an abundant number, since it is smaller than the sum of its proper divisors (16399778368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12031452320 is a wasteful number, since it uses less digits than its factorization.
12031452320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18333 (or 18325 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 23.
Adding to 12031452320 its reverse (2325413021), we get a palindrome (14356865341).
The spelling of 12031452320 in words is "twelve billion, thirty-one million, four hundred fifty-two thousand, three hundred twenty".
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