Base | Representation |
---|---|
bin | 1100101100011010… |
… | …1111100000110001 |
3 | 22210110220002022011 |
4 | 3023012233200301 |
5 | 23434312323241 |
6 | 1322043242521 |
7 | 150304426501 |
oct | 31306574061 |
9 | 8713802264 |
10 | 3407542321 |
11 | 1499517a87 |
12 | 7b1219441 |
13 | 423c66b41 |
14 | 2447b1a01 |
15 | 14e247281 |
hex | cb1af831 |
3407542321 has 2 divisors, whose sum is σ = 3407542322. Its totient is φ = 3407542320.
The previous prime is 3407542319. The next prime is 3407542367. The reversal of 3407542321 is 1232457043.
It is a happy number.
3407542321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3351831025 + 55711296 = 57895^2 + 7464^2 .
It is an emirp because it is prime and its reverse (1232457043) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3407542321 - 21 = 3407542319 is a prime.
It is a super-2 number, since 2×34075423212 = 23222689338812134082, which contains 22 as substring.
Together with 3407542319, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (3407542301) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1703771160 + 1703771161.
It is an arithmetic number, because the mean of its divisors is an integer number (1703771161).
Almost surely, 23407542321 is an apocalyptic number.
It is an amenable number.
3407542321 is a deficient number, since it is larger than the sum of its proper divisors (1).
3407542321 is an equidigital number, since it uses as much as digits as its factorization.
3407542321 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20160, while the sum is 31.
The square root of 3407542321 is about 58374.1579896447. The cubic root of 3407542321 is about 1504.8056718293.
Adding to 3407542321 its reverse (1232457043), we get a palindrome (4639999364).
The spelling of 3407542321 in words is "three billion, four hundred seven million, five hundred forty-two thousand, three hundred twenty-one".
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