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10267238 = 25133619
BaseRepresentation
bin100111001010…
…101001100110
3201022122000002
4213022221212
510112022423
61004021302
7153161432
oct47125146
921278002
1010267238
115882a23
123531832
1321863b7
1415139c2
15d7c228
hex9caa66

10267238 has 4 divisors (see below), whose sum is σ = 15400860. Its totient is φ = 5133618.

The previous prime is 10267237. The next prime is 10267249. The reversal of 10267238 is 83276201.

It is a happy number.

10267238 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: 83276201 = 370122501.

It is a super-2 number, since 2×102672382 = 210832352297288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10267238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10267237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2566808 + ... + 2566811.

It is an arithmetic number, because the mean of its divisors is an integer number (3850215).

Almost surely, 210267238 is an apocalyptic number.

10267238 is a deficient number, since it is larger than the sum of its proper divisors (5133622).

10267238 is an equidigital number, since it uses as much as digits as its factorization.

10267238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5133621.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 10267238 is about 3204.2531111009. The cubic root of 10267238 is about 217.3457787253.

The spelling of 10267238 in words is "ten million, two hundred sixty-seven thousand, two hundred thirty-eight".

Divisors: 1 2 5133619 10267238