Search a number
-
+
3444025 = 521310597
BaseRepresentation
bin1101001000110100111001
320110222022111
431020310321
51340202100
6201452321
741162614
oct15106471
96428274
103444025
111a42602
1211a10a1
139377b0
1465917b
154806ba
hex348d39

3444025 has 12 divisors (see below), whose sum is σ = 4599532. Its totient is φ = 2543040.

The previous prime is 3444017. The next prime is 3444029. The reversal of 3444025 is 5204443.

It is a happy number.

3444025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1229881 + 2214144 = 1109^2 + 1488^2 .

It is not a de Polignac number, because 3444025 - 23 = 3444017 is a prime.

It is a super-2 number, since 2×34440252 = 23722616401250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3443987 and 3444005.

It is not an unprimeable number, because it can be changed into a prime (3444029) 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 11 ways as a sum of consecutive naturals, for example, 4974 + ... + 5623.

Almost surely, 23444025 is an apocalyptic number.

It is an amenable number.

3444025 is a deficient number, since it is larger than the sum of its proper divisors (1155507).

3444025 is a wasteful number, since it uses less digits than its factorization.

3444025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10620 (or 10615 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 3444025 is about 1855.8084491671. The cubic root of 3444025 is about 151.0156994334.

Adding to 3444025 its reverse (5204443), we get a palindrome (8648468).

The spelling of 3444025 in words is "three million, four hundred forty-four thousand, twenty-five".

Divisors: 1 5 13 25 65 325 10597 52985 137761 264925 688805 3444025