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10945085 = 52189017
BaseRepresentation
bin101001110000…
…001000111101
3202121001211112
4221300020331
510300220320
61030331405
7162013604
oct51601075
922531745
1010945085
1161a6228
1237b9b65
132362aa8
14164ca3b
15e62ec5
hexa7023d

10945085 has 4 divisors (see below), whose sum is σ = 13134108. Its totient is φ = 8756064.

The previous prime is 10945061. The next prime is 10945087. The reversal of 10945085 is 58054901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58054901 = 101574801.

It can be written as a sum of positive squares in 2 ways, for example, as 3644281 + 7300804 = 1909^2 + 2702^2 .

It is a cyclic number.

It is not a de Polignac number, because 10945085 - 26 = 10945021 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 (10945087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1094504 + ... + 1094513.

It is an arithmetic number, because the mean of its divisors is an integer number (3283527).

Almost surely, 210945085 is an apocalyptic number.

It is an amenable number.

10945085 is a deficient number, since it is larger than the sum of its proper divisors (2189023).

10945085 is an equidigital number, since it uses as much as digits as its factorization.

10945085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189022.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 10945085 is about 3308.3356842981. The cubic root of 10945085 is about 222.0273009738.

Adding to 10945085 its reverse (58054901), we get a palindrome (68999986).

The spelling of 10945085 in words is "ten million, nine hundred forty-five thousand, eighty-five".

Divisors: 1 5 2189017 10945085