Search a number
-
+
24908083181 is a prime number
BaseRepresentation
bin10111001100101000…
…110010111111101101
32101021212221201122022
4113030220302333231
5402002432130211
615235334355525
71541150133212
oct271450627755
971255851568
1024908083181
11a621a66613
1249b17bbba5
13246c492c77
1412c409bb09
159abab7bdb
hex5cca32fed

24908083181 has 2 divisors, whose sum is σ = 24908083182. Its totient is φ = 24908083180.

The previous prime is 24908083163. The next prime is 24908083201. The reversal of 24908083181 is 18138080942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21582254281 + 3325828900 = 146909^2 + 57670^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-24908083181 is a prime.

It is a super-2 number, since 2×249080831812 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24908083111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12454041590 + 12454041591.

It is an arithmetic number, because the mean of its divisors is an integer number (12454041591).

Almost surely, 224908083181 is an apocalyptic number.

It is an amenable number.

24908083181 is a deficient number, since it is larger than the sum of its proper divisors (1).

24908083181 is an equidigital number, since it uses as much as digits as its factorization.

24908083181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 44.

The spelling of 24908083181 in words is "twenty-four billion, nine hundred eight million, eighty-three thousand, one hundred eighty-one".