Base | Representation |
---|---|
bin | 10110011001010000… |
… | …01110010110100000 |
3 | 1011000220110021012212 |
4 | 23030220032112200 |
5 | 144110343444300 |
6 | 5305011141252 |
7 | 603641036045 |
oct | 131450162640 |
9 | 34026407185 |
10 | 12023031200 |
11 | 510a762324 |
12 | 23b65a4828 |
13 | 1197b6985b |
14 | 820ad51cc |
15 | 4a57be935 |
hex | 2cca0e5a0 |
12023031200 has 36 divisors (see below), whose sum is σ = 29351226870. Its totient is φ = 4809212160.
The previous prime is 12023031197. The next prime is 12023031217. The reversal of 12023031200 is 213032021.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 10214740624 + 1808290576 = 101068^2 + 42524^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7513595 + ... + 7515194.
Almost surely, 212023031200 is an apocalyptic number.
12023031200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12023031200 is an abundant number, since it is smaller than the sum of its proper divisors (17328195670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12023031200 is a wasteful number, since it uses less digits than its factorization.
12023031200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15028809 (or 15028796 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 12023031200 its reverse (213032021), we get a palindrome (12236063221).
The spelling of 12023031200 in words is "twelve billion, twenty-three million, thirty-one thousand, two hundred".
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