Search a number
-
+
13150880 = 25582193
BaseRepresentation
bin110010001010…
…101010100000
3220202010121122
4302022222200
511331312010
61145511412
7216531521
oct62125240
926663548
1013150880
1174724a6
1244a2568
132955ab2
141a64848
15124b855
hexc8aaa0

13150880 has 24 divisors (see below), whose sum is σ = 31069332. Its totient is φ = 5260288.

The previous prime is 13150859. The next prime is 13150883. The reversal of 13150880 is 8805131.

It can be written as a sum of positive squares in 2 ways, for example, as 10995856 + 2155024 = 3316^2 + 1468^2 .

It is not an unprimeable number, because it can be changed into a prime (13150883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40937 + ... + 41256.

Almost surely, 213150880 is an apocalyptic number.

13150880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13150880 is an abundant number, since it is smaller than the sum of its proper divisors (17918452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13150880 is an equidigital number, since it uses as much as digits as its factorization.

13150880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82208 (or 82200 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 13150880 is about 3626.4142068992. The cubic root of 13150880 is about 236.0396371229.

The spelling of 13150880 in words is "thirteen million, one hundred fifty thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 82193 164386 328772 410965 657544 821930 1315088 1643860 2630176 3287720 6575440 13150880