Base | Representation |
---|---|
bin | 101101001011… |
… | …010010111001 |
3 | 211021200012012 |
4 | 231023102321 |
5 | 11012431440 |
6 | 1101455305 |
7 | 202442645 |
oct | 55132271 |
9 | 24250165 |
10 | 11842745 |
11 | 67596a2 |
12 | 3b71535 |
13 | 25b8555 |
14 | 1803c25 |
15 | 108de65 |
hex | b4b4b9 |
11842745 has 8 divisors (see below), whose sum is σ = 14263560. Its totient is φ = 9439360.
The previous prime is 11842711. The next prime is 11842771. The reversal of 11842745 is 54724811.
It is a happy number.
11842745 is digitally balanced in base 3, 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 606841 + 11235904 = 779^2 + 3352^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 11842745 - 212 = 11838649 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2810 + ... + 5619.
It is an arithmetic number, because the mean of its divisors is an integer number (1782945).
Almost surely, 211842745 is an apocalyptic number.
11842745 is the 2810-th pentagonal number.
It is an amenable number.
11842745 is a deficient number, since it is larger than the sum of its proper divisors (2420815).
11842745 is an equidigital number, since it uses as much as digits as its factorization.
11842745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8715.
The product of its digits is 8960, while the sum is 32.
The square root of 11842745 is about 3441.3289584113. The cubic root of 11842745 is about 227.9383810606.
The spelling of 11842745 in words is "eleven million, eight hundred forty-two thousand, seven hundred forty-five".
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