Base | Representation |
---|---|
bin | 10010111011001010… |
… | …110011100111000101 |
3 | 1221110010202001112102 |
4 | 102323022303213011 |
5 | 313103412311123 |
6 | 13200201001445 |
7 | 1316356334150 |
oct | 227312634705 |
9 | 57403661472 |
10 | 20320041413 |
11 | 8688151961 |
12 | 3b31183285 |
13 | 1bbaaa1959 |
14 | daa9d4c97 |
15 | 7dddd8028 |
hex | 4bb2b39c5 |
20320041413 has 16 divisors (see below), whose sum is σ = 23695578624. Its totient is φ = 17064898560.
The previous prime is 20320041377. The next prime is 20320041421. The reversal of 20320041413 is 31414002302.
It is a cyclic number.
It is not a de Polignac number, because 20320041413 - 212 = 20320037317 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 (20320041463) 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 15 ways as a sum of consecutive naturals, for example, 17156 + ... + 202322.
It is an arithmetic number, because the mean of its divisors is an integer number (1480973664).
Almost surely, 220320041413 is an apocalyptic number.
It is an amenable number.
20320041413 is a deficient number, since it is larger than the sum of its proper divisors (3375537211).
20320041413 is a wasteful number, since it uses less digits than its factorization.
20320041413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185492.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 20320041413 its reverse (31414002302), we get a palindrome (51734043715).
The spelling of 20320041413 in words is "twenty billion, three hundred twenty million, forty-one thousand, four hundred thirteen".
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