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13041180 = 22325531367
BaseRepresentation
bin110001101111…
…111000011100
3220112120010200
4301233320130
511314304210
61143303500
7215563635
oct61577034
926476120
1013041180
1173a8039
12444ab90
132917b99
141a3688c
1512290c0
hexc6fe1c

13041180 has 72 divisors (see below), whose sum is σ = 40334112. Its totient is φ = 3409536.

The previous prime is 13041143. The next prime is 13041187. The reversal of 13041180 is 8114031.

It is a super-3 number, since 3×130411803 (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13041187) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8857 + ... + 10223.

It is an arithmetic number, because the mean of its divisors is an integer number (560196).

It is a vampire number, since it can be written as 31804101 (with its own digits).

Almost surely, 213041180 is an apocalyptic number.

13041180 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 13041180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20167056).

13041180 is an abundant number, since it is smaller than the sum of its proper divisors (27292932).

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

13041180 is a wasteful number, since it uses less digits than its factorization.

13041180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435 (or 1430 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 13041180 is about 3611.2573987463. The cubic root of 13041180 is about 235.3814839044.

The spelling of 13041180 in words is "thirteen million, forty-one thousand, one hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 53 60 90 106 159 180 212 265 318 477 530 636 795 954 1060 1367 1590 1908 2385 2734 3180 4101 4770 5468 6835 8202 9540 12303 13670 16404 20505 24606 27340 41010 49212 61515 72451 82020 123030 144902 217353 246060 289804 362255 434706 652059 724510 869412 1086765 1304118 1449020 2173530 2608236 3260295 4347060 6520590 13041180