Base | Representation |
---|---|
bin | 1011100111111010… |
… | …1100110000010000 |
3 | 22001110020122211011 |
4 | 2321332230300100 |
5 | 22342234034300 |
6 | 1233341100304 |
7 | 140215304545 |
oct | 27176546020 |
9 | 8043218734 |
10 | 3120221200 |
11 | 1361313408 |
12 | 730b57694 |
13 | 3a9588045 |
14 | 21857cbcc |
15 | 133ddeeba |
hex | b9facc10 |
3120221200 has 30 divisors (see below), whose sum is σ = 7496332394. Its totient is φ = 1248088320.
The previous prime is 3120221183. The next prime is 3120221219. The reversal of 3120221200 is 21220213.
3120221200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 363131136 + 2757090064 = 19056^2 + 52508^2 .
It is a super-3 number, since 3×31202212003 (a number of 29 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3899877 + ... + 3900676.
Almost surely, 23120221200 is an apocalyptic number.
It is an amenable number.
3120221200 is an abundant number, since it is smaller than the sum of its proper divisors (4376111194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3120221200 is a wasteful number, since it uses less digits than its factorization.
3120221200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7800571 (or 7800560 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 3120221200 is about 55858.9401976085. The cubic root of 3120221200 is about 1461.2632464529.
Adding to 3120221200 its reverse (21220213), we get a palindrome (3141441413).
The spelling of 3120221200 in words is "three billion, one hundred twenty million, two hundred twenty-one thousand, two hundred".
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