Base | Representation |
---|---|
bin | 10100000000100100… |
… | …001000111011100001 |
3 | 2001110021112001010010 |
4 | 110000210020323201 |
5 | 322444440411431 |
6 | 13511511155133 |
7 | 1360254424002 |
oct | 240044107341 |
9 | 61407461103 |
10 | 21484310241 |
11 | 91253732a9 |
12 | 41b7075aa9 |
13 | 2045065614 |
14 | 107b4a31a9 |
15 | 85b216846 |
hex | 500908ee1 |
21484310241 has 8 divisors (see below), whose sum is σ = 28673481760. Its totient is φ = 14309006112.
The previous prime is 21484310233. The next prime is 21484310261. The reversal of 21484310241 is 14201348412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 21484310241 - 23 = 21484310233 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 21484310199 and 21484310208.
It is not an unprimeable number, because it can be changed into a prime (21484310231) 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, 3463231 + ... + 3469428.
It is an arithmetic number, because the mean of its divisors is an integer number (3584185220).
Almost surely, 221484310241 is an apocalyptic number.
It is an amenable number.
21484310241 is a deficient number, since it is larger than the sum of its proper divisors (7189171519).
21484310241 is a wasteful number, since it uses less digits than its factorization.
21484310241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6933695.
The product of its (nonzero) digits is 6144, while the sum is 30.
Adding to 21484310241 its reverse (14201348412), we get a palindrome (35685658653).
The spelling of 21484310241 in words is "twenty-one billion, four hundred eighty-four million, three hundred ten thousand, two hundred forty-one".
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