Search a number
-
+
10205465 = 53116563
BaseRepresentation
bin100110111011…
…100100011001
3201012111021012
4212323210121
510103033330
61002423305
7152513354
oct46734431
921174235
1010205465
115840576
123501b35
13216424a
1414d929b
15d68c95
hex9bb919

10205465 has 8 divisors (see below), whose sum is σ = 12287808. Its totient is φ = 8136880.

The previous prime is 10205449. The next prime is 10205497. The reversal of 10205465 is 56450201.

10205465 is an esthetic number in base 4, because in such base its adjacent digits differ by 1.

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

It is not a de Polignac number, because 10205465 - 24 = 10205449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10205465.

It is an unprimeable number.

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, 1727 + ... + 4836.

It is an arithmetic number, because the mean of its divisors is an integer number (1535976).

Almost surely, 210205465 is an apocalyptic number.

It is an amenable number.

10205465 is a deficient number, since it is larger than the sum of its proper divisors (2082343).

10205465 is an equidigital number, since it uses as much as digits as its factorization.

10205465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6879.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 10205465 is about 3194.5993489012. The cubic root of 10205465 is about 216.9090135093.

Adding to 10205465 its reverse (56450201), we get a palindrome (66655666).

The spelling of 10205465 in words is "ten million, two hundred five thousand, four hundred sixty-five".

Divisors: 1 5 311 1555 6563 32815 2041093 10205465