Search a number
-
+
258848 = 258089
BaseRepresentation
bin111111001100100000
3111011001222
4333030200
531240343
65314212
72125442
oct771440
9434058
10258848
11167527
12105968
1390a85
146a492
1551a68
hex3f320

258848 has 12 divisors (see below), whose sum is σ = 509670. Its totient is φ = 129408.

The previous prime is 258847. The next prime is 258871. The reversal of 258848 is 848852.

258848 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 258064 + 784 = 508^2 + 28^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (258847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4013 + ... + 4076.

2258848 is an apocalyptic number.

It is an amenable number.

258848 is a deficient number, since it is larger than the sum of its proper divisors (250822).

258848 is an equidigital number, since it uses as much as digits as its factorization.

258848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8099 (or 8091 counting only the distinct ones).

The product of its digits is 20480, while the sum is 35.

The square root of 258848 is about 508.7710683598. The cubic root of 258848 is about 63.7306387443.

The spelling of 258848 in words is "two hundred fifty-eight thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 16 32 8089 16178 32356 64712 129424 258848