Base | Representation |
---|---|
bin | 101110110111111111110… |
… | …000100011000011111111 |
3 | 102101221112110101212020121 |
4 | 232313333300203003333 |
5 | 410234030140440221 |
6 | 10503450402155411 |
7 | 451503604212055 |
oct | 56677760430377 |
9 | 12357473355217 |
10 | 3221221421311 |
11 | 10321265738a3 |
12 | 440364652b67 |
13 | 1a49b55ab4ba |
14 | b1c9d5a81d5 |
15 | 58bd0ca1a41 |
hex | 2edffc230ff |
3221221421311 has 8 divisors (see below), whose sum is σ = 3296301300864. Its totient is φ = 3146149167000.
The previous prime is 3221221421293. The next prime is 3221221421419. The reversal of 3221221421311 is 1131241221223.
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 3221221421311 - 211 = 3221221419263 is a prime.
It is a super-2 number, since 2×32212214213112 (a number of 26 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 (3221221421911) 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, 1047121 + ... + 2745706.
It is an arithmetic number, because the mean of its divisors is an integer number (412037662608).
Almost surely, 23221221421311 is an apocalyptic number.
3221221421311 is a deficient number, since it is larger than the sum of its proper divisors (75079879553).
3221221421311 is a wasteful number, since it uses less digits than its factorization.
3221221421311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3812621.
The product of its digits is 1152, while the sum is 25.
Adding to 3221221421311 its reverse (1131241221223), we get a palindrome (4352462642534).
The spelling of 3221221421311 in words is "three trillion, two hundred twenty-one billion, two hundred twenty-one million, four hundred twenty-one thousand, three hundred eleven".
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