Search a number
-
+
448387 is a prime number
BaseRepresentation
bin1101101011110000011
3211210001221
41231132003
5103322022
613335511
73545152
oct1553603
9753057
10448387
11286975
12197597
13129124
14b9599
158ccc7
hex6d783

448387 has 2 divisors, whose sum is σ = 448388. Its totient is φ = 448386.

The previous prime is 448379. The next prime is 448397. The reversal of 448387 is 783844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448387 - 23 = 448379 is a prime.

It is not a weakly prime, because it can be changed into another prime (448367) 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, 224193 + 224194.

It is an arithmetic number, because the mean of its divisors is an integer number (224194).

2448387 is an apocalyptic number.

448387 is a deficient number, since it is larger than the sum of its proper divisors (1).

448387 is an equidigital number, since it uses as much as digits as its factorization.

448387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21504, while the sum is 34.

The square root of 448387 is about 669.6170547410. The cubic root of 448387 is about 76.5392738377.

The spelling of 448387 in words is "four hundred forty-eight thousand, three hundred eighty-seven".