Base | Representation |
---|---|
bin | 101100101101… |
… | …010101110000 |
3 | 211001102212212 |
4 | 230231111300 |
5 | 11000020143 |
6 | 1055111252 |
7 | 201422144 |
oct | 54552560 |
9 | 24042785 |
10 | 11720048 |
11 | 668549a |
12 | 3b12528 |
13 | 2574752 |
14 | 17b1224 |
15 | 1067918 |
hex | b2d570 |
11720048 has 20 divisors (see below), whose sum is σ = 22786488. Its totient is φ = 5839680.
The previous prime is 11720047. The next prime is 11720053. The reversal of 11720048 is 84002711.
11720048 is nontrivially palindromic in base 13.
11720048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (23) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11720047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4190 + ... + 6402.
Almost surely, 211720048 is an apocalyptic number.
It is an amenable number.
11720048 is a deficient number, since it is larger than the sum of its proper divisors (11066440).
11720048 is a wasteful number, since it uses less digits than its factorization.
11720048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2552 (or 2546 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 23.
The square root of 11720048 is about 3423.4555641924. The cubic root of 11720048 is about 227.1484600078.
Adding to 11720048 its reverse (84002711), we get a palindrome (95722759).
The spelling of 11720048 in words is "eleven million, seven hundred twenty thousand, forty-eight".
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