Base | Representation |
---|---|
bin | 1100011000000101… |
… | …0001001010100100 |
3 | 22120112100022202101 |
4 | 3012001101022210 |
5 | 23300442034340 |
6 | 1305354421444 |
7 | 145220262103 |
oct | 30601211244 |
9 | 8515308671 |
10 | 3322221220 |
11 | 1455341a7a |
12 | 788731884 |
13 | 40c392796 |
14 | 23732203a |
15 | 1469e1c9a |
hex | c60512a4 |
3322221220 has 24 divisors (see below), whose sum is σ = 6978787704. Its totient is φ = 1328484096.
The previous prime is 3322221211. The next prime is 3322221229. The reversal of 3322221220 is 221222233.
It is an interprime number because it is at equal distance from previous prime (3322221211) and next prime (3322221229).
It can be written as a sum of positive squares in 4 ways, for example, as 1706020416 + 1616200804 = 41304^2 + 40202^2 .
It is a super-3 number, since 3×33222212203 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (3322221229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47152 + ... + 94168.
It is an arithmetic number, because the mean of its divisors is an integer number (290782821).
Almost surely, 23322221220 is an apocalyptic number.
It is an amenable number.
3322221220 is an abundant number, since it is smaller than the sum of its proper divisors (3656566484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3322221220 is a wasteful number, since it uses less digits than its factorization.
3322221220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50559 (or 50557 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 3322221220 is about 57638.7128586335. The cubic root of 3322221220 is about 1492.1398049819.
Adding to 3322221220 its reverse (221222233), we get a palindrome (3543443453).
The spelling of 3322221220 in words is "three billion, three hundred twenty-two million, two hundred twenty-one thousand, two hundred twenty".
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