Base | Representation |
---|---|
bin | 10011110010000101… |
… | …010011000101010101 |
3 | 2000211100100002120002 |
4 | 103302011103011111 |
5 | 322000241004331 |
6 | 13431431421045 |
7 | 1351244306420 |
oct | 236205230525 |
9 | 60740302502 |
10 | 21241344341 |
11 | 9010204438 |
12 | 4149824785 |
13 | 2006916809 |
14 | 10570d89b7 |
15 | 844c219cb |
hex | 4f2153155 |
21241344341 has 8 divisors (see below), whose sum is σ = 24290433024. Its totient is φ = 18195908400.
The previous prime is 21241344323. The next prime is 21241344343. The reversal of 21241344341 is 14344314212.
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 21241344341 - 222 = 21237150037 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 (21241344343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900710 + ... + 923991.
It is an arithmetic number, because the mean of its divisors is an integer number (3036304128).
Almost surely, 221241344341 is an apocalyptic number.
It is an amenable number.
21241344341 is a deficient number, since it is larger than the sum of its proper divisors (3049088683).
21241344341 is a wasteful number, since it uses less digits than its factorization.
21241344341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1826371.
The product of its digits is 9216, while the sum is 29.
Adding to 21241344341 its reverse (14344314212), we get a palindrome (35585658553).
The spelling of 21241344341 in words is "twenty-one billion, two hundred forty-one million, three hundred forty-four thousand, three hundred forty-one".
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