Search a number
-
+
2148983 is a prime number
BaseRepresentation
bin1000001100101001110111
311001011211222
420030221313
51022231413
6114020555
724160154
oct10145167
94034758
102148983
111238621
1287775b
135a31b5
143dd22b
152c6b08
hex20ca77

2148983 has 2 divisors, whose sum is σ = 2148984. Its totient is φ = 2148982.

The previous prime is 2148947. The next prime is 2148989. The reversal of 2148983 is 3898412.

It is a happy number.

2148983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2148983 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2148989) 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 as a sum of consecutive naturals, namely, 1074491 + 1074492.

It is an arithmetic number, because the mean of its divisors is an integer number (1074492).

22148983 is an apocalyptic number.

2148983 is a deficient number, since it is larger than the sum of its proper divisors (1).

2148983 is an equidigital number, since it uses as much as digits as its factorization.

2148983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 35.

The square root of 2148983 is about 1465.9409947198. The cubic root of 2148983 is about 129.0459344059.

The spelling of 2148983 in words is "two million, one hundred forty-eight thousand, nine hundred eighty-three".