Search a number
-
+
69241 = 174073
BaseRepresentation
bin10000111001111001
310111222111
4100321321
54203431
61252321
7405604
oct207171
9114874
1069241
1148027
12340a1
1325693
141b33b
15157b1
hex10e79

69241 has 4 divisors (see below), whose sum is σ = 73332. Its totient is φ = 65152.

The previous prime is 69239. The next prime is 69247. The reversal of 69241 is 14296.

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 29241 + 40000 = 171^2 + 200^2 .

It is a cyclic number.

It is not a de Polignac number, because 69241 - 21 = 69239 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 an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2020 + ... + 2053.

It is an arithmetic number, because the mean of its divisors is an integer number (18333).

269241 is an apocalyptic number.

It is an amenable number.

69241 is a deficient number, since it is larger than the sum of its proper divisors (4091).

69241 is a wasteful number, since it uses less digits than its factorization.

69241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4090.

The product of its digits is 432, while the sum is 22.

The square root of 69241 is about 263.1368465267. The cubic root of 69241 is about 41.0633563396.

Subtracting from 69241 its reverse (14296), we obtain a palindrome (54945).

The spelling of 69241 in words is "sixty-nine thousand, two hundred forty-one".

Divisors: 1 17 4073 69241