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4250255 = 517311613
BaseRepresentation
bin10000001101101010001111
321222221020212
4100031222033
52042002010
6231033035
751061262
oct20155217
97887225
104250255
112443309
12150b77b
13b5a759
147c8cd9
1558e505
hex40da8f

4250255 has 16 divisors (see below), whose sum is σ = 5577984. Its totient is φ = 3095040.

The previous prime is 4250251. The next prime is 4250261. The reversal of 4250255 is 5520524.

It is not a de Polignac number, because 4250255 - 22 = 4250251 is a prime.

It is a d-powerful number, because it can be written as 47 + 213 + 53 + 0 + 222 + 56 + 56 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4250255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4250251) 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 15 ways as a sum of consecutive naturals, for example, 1829 + ... + 3441.

It is an arithmetic number, because the mean of its divisors is an integer number (348624).

Almost surely, 24250255 is an apocalyptic number.

4250255 is a deficient number, since it is larger than the sum of its proper divisors (1327729).

4250255 is a wasteful number, since it uses less digits than its factorization.

4250255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 4250255 is about 2061.6146584655. The cubic root of 4250255 is about 161.9838296109.

Adding to 4250255 its reverse (5520524), we get a palindrome (9770779).

The spelling of 4250255 in words is "four million, two hundred fifty thousand, two hundred fifty-five".

Divisors: 1 5 17 31 85 155 527 1613 2635 8065 27421 50003 137105 250015 850051 4250255