Search a number
-
+
13243070 = 252295783
BaseRepresentation
bin110010100001…
…001010111110
3220220211002002
4302201022332
511342234240
61151502302
7220364351
oct62411276
926824062
1013243070
117525795
124527992
132988a49
141a8a298
151268d15
hexca12be

13243070 has 16 divisors (see below), whose sum is σ = 23945760. Its totient is φ = 5273184.

The previous prime is 13243067. The next prime is 13243079. The reversal of 13243070 is 7034231.

13243070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13243079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602 + ... + 5181.

It is an arithmetic number, because the mean of its divisors is an integer number (1496610).

Almost surely, 213243070 is an apocalyptic number.

13243070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13243070 is a deficient number, since it is larger than the sum of its proper divisors (10702690).

13243070 is a wasteful number, since it uses less digits than its factorization.

13243070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6019.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 13243070 is about 3639.1029114330. The cubic root of 13243070 is about 236.5899131742.

The spelling of 13243070 in words is "thirteen million, two hundred forty-three thousand, seventy".

Divisors: 1 2 5 10 229 458 1145 2290 5783 11566 28915 57830 1324307 2648614 6621535 13243070