Base | Representation |
---|---|
bin | 100111011010… |
… | …001010100001 |
3 | 201102212011200 |
4 | 213122022201 |
5 | 10121041120 |
6 | 1005231413 |
7 | 153544623 |
oct | 47321241 |
9 | 21385150 |
10 | 10330785 |
11 | 5916743 |
12 | 3562569 |
13 | 21a92ba |
14 | 152cc13 |
15 | d90e90 |
hex | 9da2a1 |
10330785 has 24 divisors (see below), whose sum is σ = 18091944. Its totient is φ = 5452800.
The previous prime is 10330783. The next prime is 10330847. The reversal of 10330785 is 58703301.
10330785 = 1182 + 1192 + ... + 3192.
10330785 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
10330785 is a nontrivial binomial coefficient, being equal to C(4546, 2).
It can be written as a sum of positive squares in 4 ways, for example, as 5716881 + 4613904 = 2391^2 + 2148^2 .
It is not a de Polignac number, because 10330785 - 21 = 10330783 is a prime.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (10330783) 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 23 ways as a sum of consecutive naturals, for example, 3409 + ... + 5681.
It is an arithmetic number, because the mean of its divisors is an integer number (753831).
Almost surely, 210330785 is an apocalyptic number.
10330785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
10330785 is the 4545-th triangular number and also the 2273-rd hexagonal number.
It is an amenable number.
10330785 is a deficient number, since it is larger than the sum of its proper divisors (7761159).
10330785 is a wasteful number, since it uses less digits than its factorization.
10330785 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2385 (or 2382 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 10330785 is about 3214.1538544382. The cubic root of 10330785 is about 217.7932627492.
The spelling of 10330785 in words is "ten million, three hundred thirty thousand, seven hundred eighty-five".
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