Base | Representation |
---|---|
bin | 101100111110… |
… | …100000101101 |
3 | 211012000100210 |
4 | 230332200231 |
5 | 11004243011 |
6 | 1100413033 |
7 | 202134201 |
oct | 54764055 |
9 | 24160323 |
10 | 11790381 |
11 | 6723319 |
12 | 3b47179 |
13 | 259a775 |
14 | 17ccb01 |
15 | 107d6a6 |
hex | b3e82d |
11790381 has 8 divisors (see below), whose sum is σ = 15742944. Its totient is φ = 7849040.
The previous prime is 11790353. The next prime is 11790403. The reversal of 11790381 is 18309711.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 11790381 - 213 = 11782189 is a prime.
It is a super-2 number, since 2×117903812 = 278026168250322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11790301) by changing a digit.
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, 70 + ... + 4856.
It is an arithmetic number, because the mean of its divisors is an integer number (1967868).
Almost surely, 211790381 is an apocalyptic number.
It is an amenable number.
11790381 is a deficient number, since it is larger than the sum of its proper divisors (3952563).
11790381 is an equidigital number, since it uses as much as digits as its factorization.
11790381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5611.
The product of its (nonzero) digits is 1512, while the sum is 30.
The square root of 11790381 is about 3433.7124224373. The cubic root of 11790381 is about 227.6019331483.
The spelling of 11790381 in words is "eleven million, seven hundred ninety thousand, three hundred eighty-one".
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