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10106185 = 52021237
BaseRepresentation
bin100110100011…
…010101001001
3201000110002011
4212203111021
510041344220
61000335521
7151621045
oct46432511
921013064
1010106185
115782a21
1234745a1
13212acbb
1414b1025
15d4965a
hex9a3549

10106185 has 4 divisors (see below), whose sum is σ = 12127428. Its totient is φ = 8084944.

The previous prime is 10106183. The next prime is 10106189. The reversal of 10106185 is 58160101.

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 3674889 + 6431296 = 1917^2 + 2536^2 .

It is a cyclic number.

It is not a de Polignac number, because 10106185 - 21 = 10106183 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10106183) 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, 1010614 + ... + 1010623.

It is an arithmetic number, because the mean of its divisors is an integer number (3031857).

Almost surely, 210106185 is an apocalyptic number.

It is an amenable number.

10106185 is a deficient number, since it is larger than the sum of its proper divisors (2021243).

10106185 is an equidigital number, since it uses as much as digits as its factorization.

10106185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021242.

The product of its (nonzero) digits is 240, while the sum is 22.

The square root of 10106185 is about 3179.0226485510. The cubic root of 10106185 is about 216.2033478835.

Adding to 10106185 its reverse (58160101), we get a palindrome (68266286).

The spelling of 10106185 in words is "ten million, one hundred six thousand, one hundred eighty-five".

Divisors: 1 5 2021237 10106185