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4895 = 51189
BaseRepresentation
bin1001100011111
320201022
41030133
5124040
634355
720162
oct11437
96638
104895
113750
1229bb
1322c7
1516b5
hex131f

4895 has 8 divisors (see below), whose sum is σ = 6480. Its totient is φ = 3520.

The previous prime is 4889. The next prime is 4903. The reversal of 4895 is 5984.

4895 = 32 + 42 + ... + 242.

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

It is not a de Polignac number, because 4895 - 26 = 4831 is a prime.

It is a super-2 number, since 2×48952 = 47922050, which contains 22 as substring.

It is a plaindrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11 + ... + 99.

It is an arithmetic number, because the mean of its divisors is an integer number (810).

24895 is an apocalyptic number.

4895 is a deficient number, since it is larger than the sum of its proper divisors (1585).

4895 is a wasteful number, since it uses less digits than its factorization.

4895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105.

The product of its digits is 1440, while the sum is 26.

The square root of 4895 is about 69.9642765988. The cubic root of 4895 is about 16.9792133479.

Subtracting 4895 from its reverse (5984), we obtain a square (1089 = 332).

It can be divided in two parts, 489 and 5, that added together give a palindrome (494).

The spelling of 4895 in words is "four thousand, eight hundred ninety-five".

Divisors: 1 5 11 55 89 445 979 4895