Base | Representation |
---|---|
bin | 101100111100… |
… | …001101001010 |
3 | 211011112102001 |
4 | 230330031022 |
5 | 11003442223 |
6 | 1100301214 |
7 | 202064521 |
oct | 54741512 |
9 | 24145361 |
10 | 11780938 |
11 | 6717214 |
12 | 3b4180a |
13 | 2596390 |
14 | 17c94b8 |
15 | 107a9ad |
hex | b3c34a |
11780938 has 16 divisors (see below), whose sum is σ = 19209960. Its totient is φ = 5386176.
The previous prime is 11780933. The next prime is 11780947. The reversal of 11780938 is 83908711.
11780938 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 4 ways, for example, as 8982009 + 2798929 = 2997^2 + 1673^2 .
It is a junction number, because it is equal to n+sod(n) for n = 11780897 and 11780906.
It is not an unprimeable number, because it can be changed into a prime (11780933) 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, 756 + ... + 4912.
Almost surely, 211780938 is an apocalyptic number.
11780938 is a deficient number, since it is larger than the sum of its proper divisors (7429022).
11780938 is a wasteful number, since it uses less digits than its factorization.
11780938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4281.
The product of its (nonzero) digits is 12096, while the sum is 37.
The square root of 11780938 is about 3432.3371046562. The cubic root of 11780938 is about 227.5411542503.
The spelling of 11780938 in words is "eleven million, seven hundred eighty thousand, nine hundred thirty-eight".
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