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10663229 = 53201193
BaseRepresentation
bin101000101011…
…010100111101
3202001202012102
4220223110331
510212210404
61020314445
7156431063
oct50532475
922052172
1010663229
116023495
1236a2a25
132294705
1415b8033
15e0971e
hexa2b53d

10663229 has 4 divisors (see below), whose sum is σ = 10864476. Its totient is φ = 10461984.

The previous prime is 10663223. The next prime is 10663231. The reversal of 10663229 is 92236601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3496900 + 7166329 = 1870^2 + 2677^2 .

It is a cyclic number.

It is not a de Polignac number, because 10663229 - 28 = 10662973 is a prime.

It is a super-2 number, since 2×106632292 = 227408905412882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10663223) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 100544 + ... + 100649.

It is an arithmetic number, because the mean of its divisors is an integer number (2716119).

Almost surely, 210663229 is an apocalyptic number.

It is an amenable number.

10663229 is a deficient number, since it is larger than the sum of its proper divisors (201247).

10663229 is an equidigital number, since it uses as much as digits as its factorization.

10663229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201246.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 10663229 is about 3265.4599982238. The cubic root of 10663229 is about 220.1048329579.

The spelling of 10663229 in words is "ten million, six hundred sixty-three thousand, two hundred twenty-nine".

Divisors: 1 53 201193 10663229