Base | Representation |
---|---|
bin | 101001100000… |
… | …101110010011 |
3 | 202110212012210 |
4 | 221200232103 |
5 | 10241210224 |
6 | 1025123203 |
7 | 161331525 |
oct | 51405623 |
9 | 22425183 |
10 | 10881939 |
11 | 6162842 |
12 | 3789503 |
13 | 2340123 |
14 | 1633a15 |
15 | e4e429 |
hex | a60b93 |
10881939 has 8 divisors (see below), whose sum is σ = 14726080. Its totient is φ = 7146216.
The previous prime is 10881929. The next prime is 10881943. The reversal of 10881939 is 93918801.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10881939 - 29 = 10881427 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10881897 and 10881906.
It is not an unprimeable number, because it can be changed into a prime (10881929) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26869 + ... + 27270.
It is an arithmetic number, because the mean of its divisors is an integer number (1840760).
Almost surely, 210881939 is an apocalyptic number.
10881939 is a deficient number, since it is larger than the sum of its proper divisors (3844141).
10881939 is an equidigital number, since it uses as much as digits as its factorization.
10881939 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54209.
The product of its (nonzero) digits is 15552, while the sum is 39.
The square root of 10881939 is about 3298.7784102604. The cubic root of 10881939 is about 221.5994929654.
The spelling of 10881939 in words is "ten million, eight hundred eighty-one thousand, nine hundred thirty-nine".
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