Base | Representation |
---|---|
bin | 1100101111011101… |
… | …1111001010011101 |
3 | 22211100221021112211 |
4 | 3023313133022131 |
5 | 24001100223123 |
6 | 1323221200421 |
7 | 150521146426 |
oct | 31367371235 |
9 | 8740837484 |
10 | 3420320413 |
11 | 14a5755394 |
12 | 7b5560111 |
13 | 4267bc043 |
14 | 24637a64d |
15 | 15041d40d |
hex | cbddf29d |
3420320413 has 4 divisors (see below), whose sum is σ = 3435256540. Its totient is φ = 3405384288.
The previous prime is 3420320411. The next prime is 3420320419. The reversal of 3420320413 is 3140230243.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3140230243 = 1487 ⋅2111789.
It can be written as a sum of positive squares in 2 ways, for example, as 2659774329 + 760546084 = 51573^2 + 27578^2 .
It is a cyclic number.
It is not a de Polignac number, because 3420320413 - 21 = 3420320411 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3420320411) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7467720 + ... + 7468177.
It is an arithmetic number, because the mean of its divisors is an integer number (858814135).
Almost surely, 23420320413 is an apocalyptic number.
It is an amenable number.
3420320413 is a deficient number, since it is larger than the sum of its proper divisors (14936127).
3420320413 is a wasteful number, since it uses less digits than its factorization.
3420320413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14936126.
The product of its (nonzero) digits is 1728, while the sum is 22.
The square root of 3420320413 is about 58483.5054780406. The cubic root of 3420320413 is about 1506.6843043973.
Adding to 3420320413 its reverse (3140230243), we get a palindrome (6560550656).
The spelling of 3420320413 in words is "three billion, four hundred twenty million, three hundred twenty thousand, four hundred thirteen".
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