Base | Representation |
---|---|
bin | 100100100001001100001100… |
… | …0111011001011011010000001 |
3 | 1120010100102121100011100111111 |
4 | 1021002120120323023122001 |
5 | 314100341123142443431 |
6 | 3055102522254243321 |
7 | 124442311244325463 |
oct | 11102303073133201 |
9 | 1503312540140444 |
10 | 321221022234241 |
11 | 93395085922358 |
12 | 3003a9524b6541 |
13 | 10a310213a16bc |
14 | 594727515c133 |
15 | 2720a68c707b1 |
hex | 1242618ecb681 |
321221022234241 has 8 divisors (see below), whose sum is σ = 340127744167944. Its totient is φ = 302315563376640.
The previous prime is 321221022234191. The next prime is 321221022234251. The reversal of 321221022234241 is 142432220122123.
It can be written as a sum of positive squares in 4 ways, for example, as 182047448310016 + 139173573924225 = 13492496^2 + 11797185^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 321221022234241 - 29 = 321221022233729 is a prime.
It is a super-3 number, since 3×3212210222342413 (a number of 44 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (321221022234251) 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, 315245400 + ... + 316262713.
It is an arithmetic number, because the mean of its divisors is an integer number (42515968020993).
Almost surely, 2321221022234241 is an apocalyptic number.
It is an amenable number.
321221022234241 is a deficient number, since it is larger than the sum of its proper divisors (18906721933703).
321221022234241 is a wasteful number, since it uses less digits than its factorization.
321221022234241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 631538051.
The product of its (nonzero) digits is 18432, while the sum is 31.
Adding to 321221022234241 its reverse (142432220122123), we get a palindrome (463653242356364).
The spelling of 321221022234241 in words is "three hundred twenty-one trillion, two hundred twenty-one billion, twenty-two million, two hundred thirty-four thousand, two hundred forty-one".
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