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24971 is a prime number
BaseRepresentation
bin110000110001011
31021020212
412012023
51244341
6311335
7132542
oct60613
937225
1024971
1117841
121254b
13b49b
149159
1575eb
hex618b

24971 has 2 divisors, whose sum is σ = 24972. Its totient is φ = 24970.

The previous prime is 24967. The next prime is 24977. The reversal of 24971 is 17942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 24971 - 22 = 24967 is a prime.

It is a Sophie Germain prime.

It is equal to p2759 and since 24971 and 2759 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (24977) 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 as a sum of consecutive naturals, namely, 12485 + 12486.

It is an arithmetic number, because the mean of its divisors is an integer number (12486).

224971 is an apocalyptic number.

24971 is a deficient number, since it is larger than the sum of its proper divisors (1).

24971 is an equidigital number, since it uses as much as digits as its factorization.

24971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504, while the sum is 23.

The square root of 24971 is about 158.0221503461. The cubic root of 24971 is about 29.2288668057.

The spelling of 24971 in words is "twenty-four thousand, nine hundred seventy-one".