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11210225 = 5213172029
BaseRepresentation
bin101010110000…
…110111110001
3210002112112112
4222300313301
510332211400
61040135105
7164166605
oct52606761
923075475
1011210225
116367454
123907495
132426690
1416bb505
15eb6835
hexab0df1

11210225 has 24 divisors (see below), whose sum is σ = 15858360. Its totient is φ = 7787520.

The previous prime is 11210207. The next prime is 11210257. The reversal of 11210225 is 52201211.

It can be written as a sum of positive squares in 12 ways, for example, as 602176 + 10608049 = 776^2 + 3257^2 .

It is not a de Polignac number, because 11210225 - 28 = 11209969 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4511 + ... + 6539.

It is an arithmetic number, because the mean of its divisors is an integer number (660765).

Almost surely, 211210225 is an apocalyptic number.

It is an amenable number.

11210225 is a deficient number, since it is larger than the sum of its proper divisors (4648135).

11210225 is a wasteful number, since it uses less digits than its factorization.

11210225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069 (or 2064 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 11210225 is about 3348.1674091957. The cubic root of 11210225 is about 223.8058545785.

Adding to 11210225 its reverse (52201211), we get a palindrome (63411436).

The spelling of 11210225 in words is "eleven million, two hundred ten thousand, two hundred twenty-five".

Divisors: 1 5 13 17 25 65 85 221 325 425 1105 2029 5525 10145 26377 34493 50725 131885 172465 448409 659425 862325 2242045 11210225