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10869293 = 53205081
BaseRepresentation
bin101001011101…
…101000101101
3202110012212102
4221131220231
510240304133
61024544445
7161246621
oct51355055
922405772
1010869293
116154296
123782125
132337446
14162d181
15e4a7e8
hexa5da2d

10869293 has 4 divisors (see below), whose sum is σ = 11074428. Its totient is φ = 10664160.

The previous prime is 10869289. The next prime is 10869323. The reversal of 10869293 is 39296801.

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 8684809 + 2184484 = 2947^2 + 1478^2 .

It is a cyclic number.

It is not a de Polignac number, because 10869293 - 22 = 10869289 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 (10869233) 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, 102488 + ... + 102593.

It is an arithmetic number, because the mean of its divisors is an integer number (2768607).

Almost surely, 210869293 is an apocalyptic number.

It is an amenable number.

10869293 is a deficient number, since it is larger than the sum of its proper divisors (205135).

10869293 is an equidigital number, since it uses as much as digits as its factorization.

10869293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205134.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 10869293 is about 3296.8610829090. The cubic root of 10869293 is about 221.5136187650.

The spelling of 10869293 in words is "ten million, eight hundred sixty-nine thousand, two hundred ninety-three".

Divisors: 1 53 205081 10869293