Base | Representation |
---|---|
bin | 10011100101110011… |
… | …010011111000101001 |
3 | 2000021222122002012121 |
4 | 103211303103320221 |
5 | 321040014134231 |
6 | 13355151311241 |
7 | 1343163056236 |
oct | 234563237051 |
9 | 60258562177 |
10 | 21035302441 |
11 | 8a1497507a |
12 | 40b081b521 |
13 | 1ca302542a |
14 | 10379c278d |
15 | 831ac2311 |
hex | 4e5cd3e29 |
21035302441 has 8 divisors (see below), whose sum is σ = 21967073280. Its totient is φ = 20104964352.
The previous prime is 21035302417. The next prime is 21035302451. The reversal of 21035302441 is 14420353012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 21035302441 - 217 = 21035171369 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (21035302451) 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 7 ways as a sum of consecutive naturals, for example, 328120 + ... + 386953.
It is an arithmetic number, because the mean of its divisors is an integer number (2745884160).
Almost surely, 221035302441 is an apocalyptic number.
It is an amenable number.
21035302441 is a deficient number, since it is larger than the sum of its proper divisors (931770839).
21035302441 is a wasteful number, since it uses less digits than its factorization.
21035302441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 716375.
The product of its (nonzero) digits is 2880, while the sum is 25.
Adding to 21035302441 its reverse (14420353012), we get a palindrome (35455655453).
The spelling of 21035302441 in words is "twenty-one billion, thirty-five million, three hundred two thousand, four hundred forty-one".
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