Base | Representation |
---|---|
bin | 1011100001100101010100 |
3 | 12200111020002 |
4 | 23201211110 |
5 | 1233134030 |
6 | 144430432 |
7 | 34451663 |
oct | 13414524 |
9 | 5614202 |
10 | 3021140 |
11 | 1783911 |
12 | 1018418 |
13 | 81a175 |
14 | 588dda |
15 | 3ea245 |
hex | 2e1954 |
3021140 has 12 divisors (see below), whose sum is σ = 6344436. Its totient is φ = 1208448.
The previous prime is 3021131. The next prime is 3021157. The reversal of 3021140 is 411203.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1336336 + 1684804 = 1156^2 + 1298^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75509 + ... + 75548.
It is an arithmetic number, because the mean of its divisors is an integer number (528703).
Almost surely, 23021140 is an apocalyptic number.
It is an amenable number.
3021140 is an abundant number, since it is smaller than the sum of its proper divisors (3323296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3021140 is a wasteful number, since it uses less digits than its factorization.
3021140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151066 (or 151064 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 3021140 is about 1738.1426868931. The cubic root of 3021140 is about 144.5629328011.
Adding to 3021140 its reverse (411203), we get a palindrome (3432343).
The spelling of 3021140 in words is "three million, twenty-one thousand, one hundred forty".
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