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4202241 = 31400747
BaseRepresentation
bin10000000001111100000001
321220111101120
4100001330001
52033432431
6230022453
750501301
oct20017401
97814346
104202241
11241022a
1214a7a29
13b41944
147b5601
15580196
hex401f01

4202241 has 4 divisors (see below), whose sum is σ = 5602992. Its totient is φ = 2801492.

The previous prime is 4202227. The next prime is 4202257. The reversal of 4202241 is 1422024.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4202241 - 27 = 4202113 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 4202241.

It is not an unprimeable number, because it can be changed into a prime (4202141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 700371 + ... + 700376.

It is an arithmetic number, because the mean of its divisors is an integer number (1400748).

Almost surely, 24202241 is an apocalyptic number.

It is an amenable number.

4202241 is a deficient number, since it is larger than the sum of its proper divisors (1400751).

4202241 is a wasteful number, since it uses less digits than its factorization.

4202241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400750.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 4202241 is about 2049.9368282950. The cubic root of 4202241 is about 161.3715554811.

Adding to 4202241 its reverse (1422024), we get a palindrome (5624265).

The spelling of 4202241 in words is "four million, two hundred two thousand, two hundred forty-one".

Divisors: 1 3 1400747 4202241