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10253347 = 13788719
BaseRepresentation
bin100111000111…
…010000100011
3201021220221121
4213013100203
510111101342
61003433111
7153103066
oct47072043
921256847
1010253347
115873545
123525797
13217cc90
14150c8dd
15d78067
hex9c7423

10253347 has 4 divisors (see below), whose sum is σ = 11042080. Its totient is φ = 9464616.

The previous prime is 10253333. The next prime is 10253351. The reversal of 10253347 is 74335201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74335201 = 193912379.

It is a cyclic number.

It is not a de Polignac number, because 10253347 - 223 = 1864739 is a prime.

It is a super-2 number, since 2×102533472 = 210262249404818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10250347) 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 3 ways as a sum of consecutive naturals, for example, 394347 + ... + 394372.

It is an arithmetic number, because the mean of its divisors is an integer number (2760520).

Almost surely, 210253347 is an apocalyptic number.

10253347 is a deficient number, since it is larger than the sum of its proper divisors (788733).

10253347 is an equidigital number, since it uses as much as digits as its factorization.

10253347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788732.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 10253347 is about 3202.0847896332. The cubic root of 10253347 is about 217.2477155845.

Adding to 10253347 its reverse (74335201), we get a palindrome (84588548).

The spelling of 10253347 in words is "ten million, two hundred fifty-three thousand, three hundred forty-seven".

Divisors: 1 13 788719 10253347