Base | Representation |
---|---|
bin | 1011100111111010… |
… | …1100100001000000 |
3 | 22001110020121111000 |
4 | 2321332230201000 |
5 | 22342234021344 |
6 | 1233341052000 |
7 | 140215301652 |
oct | 27176544100 |
9 | 8043217430 |
10 | 3120220224 |
11 | 1361312700 |
12 | 730b57000 |
13 | 3a9587774 |
14 | 21857c6d2 |
15 | 133ddea69 |
hex | b9fac840 |
3120220224 has 168 divisors, whose sum is σ = 10083251360. Its totient is φ = 945457920.
The previous prime is 3120220193. The next prime is 3120220231. The reversal of 3120220224 is 4220220213.
It is a super-2 number, since 2×31202202242 = 19471548492517220352, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 3120220197 and 3120220206.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201627 + ... + 216549.
Almost surely, 23120220224 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3120220224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5041625680).
3120220224 is an abundant number, since it is smaller than the sum of its proper divisors (6963031136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3120220224 is a wasteful number, since it uses less digits than its factorization.
3120220224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14966 (or 14939 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 3120220224 is about 55858.9314613160. The cubic root of 3120220224 is about 1461.2630940926.
Adding to 3120220224 its reverse (4220220213), we get a palindrome (7340440437).
The spelling of 3120220224 in words is "three billion, one hundred twenty million, two hundred twenty thousand, two hundred twenty-four".
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