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10243433 = 73140321
BaseRepresentation
bin100111000100…
…110101101001
3201021102100102
4213010311221
510110242213
61003315145
7153032144
oct47046551
921242312
1010243433
115867052
12351bab5
132178605
14150905b
15d75158
hex9c4d69

10243433 has 4 divisors (see below), whose sum is σ = 10383828. Its totient is φ = 10103040.

The previous prime is 10243427. The next prime is 10243447. The reversal of 10243433 is 33434201.

10243433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33434201 = 41598039.

It can be written as a sum of positive squares in 2 ways, for example, as 6697744 + 3545689 = 2588^2 + 1883^2 .

It is a cyclic number.

It is not a de Polignac number, because 10243433 - 26 = 10243369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10243463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70088 + ... + 70233.

It is an arithmetic number, because the mean of its divisors is an integer number (2595957).

Almost surely, 210243433 is an apocalyptic number.

It is an amenable number.

10243433 is a deficient number, since it is larger than the sum of its proper divisors (140395).

10243433 is an equidigital number, since it uses as much as digits as its factorization.

10243433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140394.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 10243433 is about 3200.5363612995. The cubic root of 10243433 is about 217.1776737925.

Adding to 10243433 its reverse (33434201), we get a palindrome (43677634).

The spelling of 10243433 in words is "ten million, two hundred forty-three thousand, four hundred thirty-three".

Divisors: 1 73 140321 10243433