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BaseRepresentation
bin1000010011111
312211121
41002133
5114010
631411
715256
oct10237
95747
104255
113219
122567
131c24
14179d
1513da
hex109f

4255 has 8 divisors (see below), whose sum is σ = 5472. Its totient is φ = 3168.

The previous prime is 4253. The next prime is 4259. The reversal of 4255 is 5524.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4255 - 21 = 4253 is a prime.

It is a Duffinian number.

4255 is a lucky number.

It is a plaindrome in base 12 and base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4253) 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 7 ways as a sum of consecutive naturals, for example, 97 + ... + 133.

It is an arithmetic number, because the mean of its divisors is an integer number (684).

24255 is an apocalyptic number.

4255 is a deficient number, since it is larger than the sum of its proper divisors (1217).

4255 is a wasteful number, since it uses less digits than its factorization.

4255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65.

The product of its digits is 200, while the sum is 16.

The square root of 4255 is about 65.2303610292. The cubic root of 4255 is about 16.2044086970.

Adding to 4255 its reverse (5524), we get a palindrome (9779).

The spelling of 4255 in words is "four thousand, two hundred fifty-five".

Divisors: 1 5 23 37 115 185 851 4255