Base | Representation |
---|---|
bin | 1000001100101011… |
… | …01000011011100101 |
3 | 102100201211021020100 |
4 | 10012111220123211 |
5 | 33003213114341 |
6 | 2004423054313 |
7 | 214032304662 |
oct | 40625503345 |
9 | 12321737210 |
10 | 4401301221 |
11 | 1959468829 |
12 | a29ba1399 |
13 | 551aca365 |
14 | 2da776a69 |
15 | 1ab5e43b6 |
hex | 1065686e5 |
4401301221 has 24 divisors (see below), whose sum is σ = 6459826464. Its totient is φ = 2887045920.
The previous prime is 4401301213. The next prime is 4401301231. The reversal of 4401301221 is 1221031044.
4401301221 is a `hidden beast` number, since 440 + 1 + 3 + 0 + 1 + 221 = 666.
It is not a de Polignac number, because 4401301221 - 23 = 4401301213 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 4401301194 and 4401301203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4401301231) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 581755 + ... + 589271.
It is an arithmetic number, because the mean of its divisors is an integer number (269159436).
Almost surely, 24401301221 is an apocalyptic number.
It is an amenable number.
4401301221 is a deficient number, since it is larger than the sum of its proper divisors (2058525243).
4401301221 is a wasteful number, since it uses less digits than its factorization.
4401301221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8561 (or 8558 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 4401301221 is about 66342.3034043890. The cubic root of 4401301221 is about 1638.8040583172.
Adding to 4401301221 its reverse (1221031044), we get a palindrome (5622332265).
The spelling of 4401301221 in words is "four billion, four hundred one million, three hundred one thousand, two hundred twenty-one".
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