Base | Representation |
---|---|
bin | 101010111111001… |
… | …1100110010100100 |
3 | 10201112012020202100 |
4 | 1111332130302210 |
5 | 10423230343322 |
6 | 355044212100 |
7 | 50513326362 |
oct | 12576346244 |
9 | 3645166670 |
10 | 1442434212 |
11 | 68024219a |
12 | 34309a030 |
13 | 19cab828b |
14 | d97da632 |
15 | 86977dac |
hex | 55f9cca4 |
1442434212 has 18 divisors (see below), whose sum is σ = 3646153238. Its totient is φ = 480811392.
The previous prime is 1442434211. The next prime is 1442434249. The reversal of 1442434212 is 2124342441.
1442434212 is a `hidden beast` number, since 1 + 442 + 4 + 3 + 4 + 212 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1412557056 + 29877156 = 37584^2 + 5466^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (1442434211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20033773 + ... + 20033844.
Almost surely, 21442434212 is an apocalyptic number.
1442434212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1442434212 is an abundant number, since it is smaller than the sum of its proper divisors (2203719026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1442434212 is a wasteful number, since it uses less digits than its factorization.
1442434212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40067627 (or 40067622 counting only the distinct ones).
The product of its digits is 6144, while the sum is 27.
The square root of 1442434212 is about 37979.3919382604. The cubic root of 1442434212 is about 1129.8791767859.
Adding to 1442434212 its reverse (2124342441), we get a palindrome (3566776653).
The spelling of 1442434212 in words is "one billion, four hundred forty-two million, four hundred thirty-four thousand, two hundred twelve".
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