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13166230 = 2571117099
BaseRepresentation
bin110010001110…
…011010010110
3220202220200011
4302032122112
511332304410
61150110434
7216624340
oct62163226
926686604
1013166230
117482a90
1244ab41a
13295ca8c
141a6a290
15125118a
hexc8e696

13166230 has 32 divisors (see below), whose sum is σ = 29548800. Its totient is φ = 4103520.

The previous prime is 13166201. The next prime is 13166233. The reversal of 13166230 is 3266131.

13166230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×131662302 = 346699224825800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13166233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7780 + ... + 9319.

It is an arithmetic number, because the mean of its divisors is an integer number (923400).

Almost surely, 213166230 is an apocalyptic number.

13166230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13166230 is an abundant number, since it is smaller than the sum of its proper divisors (16382570).

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

13166230 is a wasteful number, since it uses less digits than its factorization.

13166230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17124.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 13166230 is about 3628.5300053879. The cubic root of 13166230 is about 236.1314383217.

Subtracting from 13166230 its reverse (3266131), we obtain a palindrome (9900099).

The spelling of 13166230 in words is "thirteen million, one hundred sixty-six thousand, two hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 17099 34198 85495 119693 170990 188089 239386 376178 598465 940445 1196930 1316623 1880890 2633246 6583115 13166230