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13160180 = 22511411459
BaseRepresentation
bin110010001100…
…111011110100
3220202121101002
4302030323310
511332111210
61150022432
7216600605
oct62147364
926677332
1013160180
117479490
1244a7a18
13295a0b7
141a67dac
15124e4a5
hexc8cef4

13160180 has 48 divisors (see below), whose sum is σ = 30905280. Its totient is φ = 4665600.

The previous prime is 13160177. The next prime is 13160233. The reversal of 13160180 is 8106131.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8291 + ... + 9749.

It is an arithmetic number, because the mean of its divisors is an integer number (643860).

Almost surely, 213160180 is an apocalyptic number.

13160180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13160180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15452640).

13160180 is an abundant number, since it is smaller than the sum of its proper divisors (17745100).

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

13160180 is a wasteful number, since it uses less digits than its factorization.

13160180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520 (or 1518 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 13160180 is about 3627.6962386617. The cubic root of 13160180 is about 236.0952646138.

The spelling of 13160180 in words is "thirteen million, one hundred sixty thousand, one hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 41 44 55 82 110 164 205 220 410 451 820 902 1459 1804 2255 2918 4510 5836 7295 9020 14590 16049 29180 32098 59819 64196 80245 119638 160490 239276 299095 320980 598190 658009 1196380 1316018 2632036 3290045 6580090 13160180