Search a number
48971 = 133767
BaseRepresentation
bin1011111101001011
32111011202
423331023
53031341
61014415
7262526
oct137513
974152
1048971
113387a
122440b
13193a0
1413bbd
15e79b
hexbf4b

48971 has 4 divisors (see below), whose sum is σ = 52752. Its totient is φ = 45192.

The previous prime is 48953. The next prime is 48973. The reversal of 48971 is 17984.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48971 - 26 = 48907 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (48973) 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 3 ways as a sum of consecutive naturals, for example, 1871 + ... + 1896.

It is an arithmetic number, because the mean of its divisors is an integer number (13188).

248971 is an apocalyptic number.

48971 is a deficient number, since it is larger than the sum of its proper divisors (3781).

48971 is a wasteful number, since it uses less digits than its factorization.

48971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3780.

The product of its digits is 2016, while the sum is 29.

The square root of 48971 is about 221.2939221940. The cubic root of 48971 is about 36.5858366371.

The spelling of 48971 in words is "forty-eight thousand, nine hundred seventy-one".

Divisors: 1 13 3767 48971