Base | Representation |
---|---|
bin | 11101111010100101… |
… | …000111101010010010 |
3 | 10001220120221020021102 |
4 | 131322211013222102 |
5 | 1011241024302010 |
6 | 22431211224402 |
7 | 2214665506322 |
oct | 357245075222 |
9 | 101816836242 |
10 | 32121322130 |
11 | 12693715817 |
12 | 6285448102 |
13 | 304ba0a0b1 |
14 | 17aa085282 |
15 | c7eea3ba5 |
hex | 77a947a92 |
32121322130 has 8 divisors (see below), whose sum is σ = 57818379852. Its totient is φ = 12848528848.
The previous prime is 32121322127. The next prime is 32121322139. The reversal of 32121322130 is 3122312123.
It can be written as a sum of positive squares in 2 ways, for example, as 31793386249 + 327935881 = 178307^2 + 18109^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (32121322139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1606066097 + ... + 1606066116.
Almost surely, 232121322130 is an apocalyptic number.
32121322130 is a deficient number, since it is larger than the sum of its proper divisors (25697057722).
32121322130 is a wasteful number, since it uses less digits than its factorization.
32121322130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3212132220.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 32121322130 its reverse (3122312123), we get a palindrome (35243634253).
It can be divided in two parts, 321213 and 22130, that added together give a palindrome (343343).
The spelling of 32121322130 in words is "thirty-two billion, one hundred twenty-one million, three hundred twenty-two thousand, one hundred thirty".
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