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4124441 = 16132557
BaseRepresentation
bin1111101110111100011001
321202112200002
433232330121
52023440231
6224222345
750025416
oct17567431
97675602
104124441
112367832
12146a9b5
13b153c9
1479510d
155670cb
hex3eef19

4124441 has 4 divisors (see below), whose sum is σ = 4128612. Its totient is φ = 4120272.

The previous prime is 4124437. The next prime is 4124443. The reversal of 4124441 is 1444214.

It is a happy number.

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.

It can be written as a sum of positive squares in 2 ways, for example, as 2175625 + 1948816 = 1475^2 + 1396^2 .

It is a cyclic number.

It is not a de Polignac number, because 4124441 - 22 = 4124437 is a prime.

It is a super-2 number, since 2×41244412 = 34022027124962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4124443) 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, 335 + ... + 2891.

It is an arithmetic number, because the mean of its divisors is an integer number (1032153).

Almost surely, 24124441 is an apocalyptic number.

It is an amenable number.

4124441 is a deficient number, since it is larger than the sum of its proper divisors (4171).

4124441 is a wasteful number, since it uses less digits than its factorization.

4124441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4170.

The product of its digits is 512, while the sum is 20.

The square root of 4124441 is about 2030.8719802095. The cubic root of 4124441 is about 160.3694716808.

Adding to 4124441 its reverse (1444214), we get a palindrome (5568655).

The spelling of 4124441 in words is "four million, one hundred twenty-four thousand, four hundred forty-one".

Divisors: 1 1613 2557 4124441