Search a number
-
+
258048005 = 559874739
BaseRepresentation
bin11110110000110…
…00000000000101
3122222120012022112
433120120000011
51012030014010
641334510405
76252241355
oct1730300005
9588505275
10258048005
11122730316
1272505405
13415cc937
14263b2b65
15179c3a05
hexf618005

258048005 has 8 divisors (see below), whose sum is σ = 314906400. Its totient is φ = 202939216.

The previous prime is 258047989. The next prime is 258048013. The reversal of 258048005 is 500840852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 258048005 - 24 = 258047989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437075 + ... + 437664.

It is an arithmetic number, because the mean of its divisors is an integer number (39363300).

Almost surely, 2258048005 is an apocalyptic number.

It is an amenable number.

258048005 is a deficient number, since it is larger than the sum of its proper divisors (56858395).

258048005 is an equidigital number, since it uses as much as digits as its factorization.

258048005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874803.

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 258048005 is about 16063.8726650830. The cubic root of 258048005 is about 636.6491573754.

Adding to 258048005 its reverse (500840852), we get a palindrome (758888857).

The spelling of 258048005 in words is "two hundred fifty-eight million, forty-eight thousand, five".

Divisors: 1 5 59 295 874739 4373695 51609601 258048005