Search a number
-
+
10102241 = 16975953
BaseRepresentation
bin100110100010…
…010111100001
3201000020200002
4212202113201
510041232431
61000305345
7151603412
oct46422741
921006602
1010102241
11577aa66
123472255
132129276
1414ad809
15d483cb
hex9a25e1

10102241 has 4 divisors (see below), whose sum is σ = 10109892. Its totient is φ = 10094592.

The previous prime is 10102207. The next prime is 10102289. The reversal of 10102241 is 14220101.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14220101 = 72031443.

It can be written as a sum of positive squares in 2 ways, for example, as 4532641 + 5569600 = 2129^2 + 2360^2 .

It is a cyclic number.

It is not a de Polignac number, because 10102241 - 26 = 10102177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10102201) 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, 1280 + ... + 4673.

It is an arithmetic number, because the mean of its divisors is an integer number (2527473).

Almost surely, 210102241 is an apocalyptic number.

It is an amenable number.

10102241 is a deficient number, since it is larger than the sum of its proper divisors (7651).

10102241 is an equidigital number, since it uses as much as digits as its factorization.

10102241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7650.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 10102241 is about 3178.4022715824. The cubic root of 10102241 is about 216.1752193347.

Adding to 10102241 its reverse (14220101), we get a palindrome (24322342).

The spelling of 10102241 in words is "ten million, one hundred two thousand, two hundred forty-one".

Divisors: 1 1697 5953 10102241