Search a number
-
+
13075930 = 257186799
BaseRepresentation
bin110001111000…
…010111011010
3220121022210201
4301320113122
511321412210
61144132414
7216100150
oct61702732
926538721
1013075930
11742115a
12446710a
13292a94a
141a453d0
15123453a
hexc785da

13075930 has 16 divisors (see below), whose sum is σ = 26899200. Its totient is φ = 4483152.

The previous prime is 13075927. The next prime is 13075939. The reversal of 13075930 is 3957031.

It is not an unprimeable number, because it can be changed into a prime (13075939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93330 + ... + 93469.

It is an arithmetic number, because the mean of its divisors is an integer number (1681200).

Almost surely, 213075930 is an apocalyptic number.

13075930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13075930 is an abundant number, since it is smaller than the sum of its proper divisors (13823270).

13075930 is a wasteful number, since it uses less digits than its factorization.

13075930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186813.

The product of its (nonzero) digits is 2835, while the sum is 28.

The square root of 13075930 is about 3616.0655414414. The cubic root of 13075930 is about 235.5903671538.

The spelling of 13075930 in words is "thirteen million, seventy-five thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 186799 373598 933995 1307593 1867990 2615186 6537965 13075930