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10286135 = 52057227
BaseRepresentation
bin100111001111…
…010000110111
3201100120220222
4213033100313
510113124020
61004244555
7153300506
oct47172067
921316828
1010286135
115896142
12354075b
132191b92
14151a83d
15d82b25
hex9cf437

10286135 has 4 divisors (see below), whose sum is σ = 12343368. Its totient is φ = 8228904.

The previous prime is 10286131. The next prime is 10286147. The reversal of 10286135 is 53168201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53168201 = 61638627.

It is a cyclic number.

It is not a de Polignac number, because 10286135 - 22 = 10286131 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 (10286131) 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, 1028609 + ... + 1028618.

It is an arithmetic number, because the mean of its divisors is an integer number (3085842).

Almost surely, 210286135 is an apocalyptic number.

10286135 is a deficient number, since it is larger than the sum of its proper divisors (2057233).

10286135 is an equidigital number, since it uses as much as digits as its factorization.

10286135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2057232.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 10286135 is about 3207.2004926415. The cubic root of 10286135 is about 217.4790396853.

The spelling of 10286135 in words is "ten million, two hundred eighty-six thousand, one hundred thirty-five".

Divisors: 1 5 2057227 10286135