Search a number
-
+
13258310 = 2513101987
BaseRepresentation
bin110010100100…
…111001000110
3220221120222112
4302210321012
511343231220
61152101022
7220456652
oct62447106
926846875
1013258310
11753618a
124534772
132992970
141a91a62
15126d5c5
hexca4e46

13258310 has 16 divisors (see below), whose sum is σ = 25700976. Its totient is φ = 4895328.

The previous prime is 13258309. The next prime is 13258313. The reversal of 13258310 is 1385231.

It is a super-2 number, since 2×132583102 = 351565568112200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13258313) 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 in 7 ways as a sum of consecutive naturals, for example, 50864 + ... + 51123.

It is an arithmetic number, because the mean of its divisors is an integer number (1606311).

Almost surely, 213258310 is an apocalyptic number.

13258310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13258310 is a deficient number, since it is larger than the sum of its proper divisors (12442666).

13258310 is a wasteful number, since it uses less digits than its factorization.

13258310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102007.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 13258310 is about 3641.1962320095. The cubic root of 13258310 is about 236.6806335296.

The spelling of 13258310 in words is "thirteen million, two hundred fifty-eight thousand, three hundred ten".

Divisors: 1 2 5 10 13 26 65 130 101987 203974 509935 1019870 1325831 2651662 6629155 13258310