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10216105 = 510132017
BaseRepresentation
bin100110111110…
…001010101001
3201020000212021
4212332022221
510103403410
61002544441
7152556364
oct46761251
921200767
1010216105
115848569
123508121
132169043
1414dd0db
15d6beda
hex9be2a9

10216105 has 8 divisors (see below), whose sum is σ = 12277512. Its totient is φ = 8160768.

The previous prime is 10216103. The next prime is 10216109. The reversal of 10216105 is 50161201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 205209 + 10010896 = 453^2 + 3164^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10216105 - 21 = 10216103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10216103) 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 7 ways as a sum of consecutive naturals, for example, 4057 + ... + 6073.

It is an arithmetic number, because the mean of its divisors is an integer number (1534689).

Almost surely, 210216105 is an apocalyptic number.

It is an amenable number.

10216105 is a deficient number, since it is larger than the sum of its proper divisors (2061407).

10216105 is a wasteful number, since it uses less digits than its factorization.

10216105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3035.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 10216105 is about 3196.2642256234. The cubic root of 10216105 is about 216.9843688968.

Adding to 10216105 its reverse (50161201), we get a palindrome (60377306).

The spelling of 10216105 in words is "ten million, two hundred sixteen thousand, one hundred five".

Divisors: 1 5 1013 2017 5065 10085 2043221 10216105