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10233805 = 54149921
BaseRepresentation
bin100111000010…
…011111001101
3201020221010211
4213002133031
510104440210
61003202421
7152662111
oct47023715
921227124
1010233805
11585a89a
123516411
13217410a
141505741
15d7238a
hex9c27cd

10233805 has 8 divisors (see below), whose sum is σ = 12580344. Its totient is φ = 7987200.

The previous prime is 10233803. The next prime is 10233809. The reversal of 10233805 is 50833201.

10233805 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 660969 + 9572836 = 813^2 + 3094^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10233805 - 21 = 10233803 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10233803) 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, 24756 + ... + 25165.

It is an arithmetic number, because the mean of its divisors is an integer number (1572543).

Almost surely, 210233805 is an apocalyptic number.

It is an amenable number.

10233805 is a deficient number, since it is larger than the sum of its proper divisors (2346539).

10233805 is an equidigital number, since it uses as much as digits as its factorization.

10233805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49967.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 10233805 is about 3199.0318848052. The cubic root of 10233805 is about 217.1096093032.

The spelling of 10233805 in words is "ten million, two hundred thirty-three thousand, eight hundred five".

Divisors: 1 5 41 205 49921 249605 2046761 10233805