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10286269 = 71469467
BaseRepresentation
bin100111001111…
…010010111101
3201100121002221
4213033102331
510113130034
61004245341
7153301060
oct47172275
921317087
1010286269
115896254
123540851
132191c66
14151a8d7
15d82bb4
hex9cf4bd

10286269 has 4 divisors (see below), whose sum is σ = 11755744. Its totient is φ = 8816796.

The previous prime is 10286257. The next prime is 10286299. The reversal of 10286269 is 96268201.

It is a happy number.

10286269 is digitally balanced in base 3, 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 a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96268201 = 787122323.

It is a cyclic number.

It is not a de Polignac number, because 10286269 - 29 = 10285757 is a prime.

It is a super-2 number, since 2×102862692 = 211614659880722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10286219) 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, 734727 + ... + 734740.

It is an arithmetic number, because the mean of its divisors is an integer number (2938936).

Almost surely, 210286269 is an apocalyptic number.

It is an amenable number.

10286269 is a deficient number, since it is larger than the sum of its proper divisors (1469475).

10286269 is an equidigital number, since it uses as much as digits as its factorization.

10286269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469474.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 10286269 is about 3207.2213830667. The cubic root of 10286269 is about 217.4799840655.

The spelling of 10286269 in words is "ten million, two hundred eighty-six thousand, two hundred sixty-nine".

Divisors: 1 7 1469467 10286269