Base | Representation |
---|---|
bin | 1110001101101110001… |
… | …0001001110111111101 |
3 | 212100022210220000022222 |
4 | 3203123202021313331 |
5 | 13000111020112341 |
6 | 304103510015125 |
7 | 23433352034540 |
oct | 3433342116775 |
9 | 770283800288 |
10 | 244201332221 |
11 | 94624316330 |
12 | 3b3b26474a5 |
13 | 1a049925922 |
14 | bb68650857 |
15 | 6543c0044b |
hex | 38db889dfd |
244201332221 has 32 divisors (see below), whose sum is σ = 318169755648. Its totient is φ = 181742077440.
The previous prime is 244201332209. The next prime is 244201332223. The reversal of 244201332221 is 122233102442.
It is not a de Polignac number, because 244201332221 - 26 = 244201332157 is a prime.
It is a super-2 number, since 2×2442013322212 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (244201332223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1089440 + ... + 1294326.
It is an arithmetic number, because the mean of its divisors is an integer number (9942804864).
Almost surely, 2244201332221 is an apocalyptic number.
It is an amenable number.
244201332221 is a deficient number, since it is larger than the sum of its proper divisors (73968423427).
244201332221 is a wasteful number, since it uses less digits than its factorization.
244201332221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 205601.
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 244201332221 its reverse (122233102442), we get a palindrome (366434434663).
The spelling of 244201332221 in words is "two hundred forty-four billion, two hundred one million, three hundred thirty-two thousand, two hundred twenty-one".
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