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10223236 = 222555809
BaseRepresentation
bin100110111111…
…111010000100
3201020101122101
4212333322010
510104120421
61003041444
7152616232
oct46777204
921211571
1010223236
115852961
123510284
13216c36a
141501952
15d6e191
hex9bfe84

10223236 has 6 divisors (see below), whose sum is σ = 17890670. Its totient is φ = 5111616.

The previous prime is 10223231. The next prime is 10223237. The reversal of 10223236 is 63232201.

It can be written as a sum of positive squares in only one way, i.e., 9000000 + 1223236 = 3000^2 + 1106^2 .

It is not an unprimeable number, because it can be changed into a prime (10223231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277901 + ... + 1277908.

Almost surely, 210223236 is an apocalyptic number.

It is an amenable number.

10223236 is a deficient number, since it is larger than the sum of its proper divisors (7667434).

10223236 is a wasteful number, since it uses less digits than its factorization.

10223236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555813 (or 2555811 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 10223236 is about 3197.3795520707. The cubic root of 10223236 is about 217.0348433081.

Adding to 10223236 its reverse (63232201), we get a palindrome (73455437).

The spelling of 10223236 in words is "ten million, two hundred twenty-three thousand, two hundred thirty-six".

Divisors: 1 2 4 2555809 5111618 10223236