Search a number
-
+
13283160 = 23351129347
BaseRepresentation
bin110010101010…
…111101011000
3220222212001220
4302222331120
511400030120
61152412040
7220622262
oct62527530
926885056
1013283160
117552920
124547020
1329a1077
141a9ab32
151275b40
hexcaaf58

13283160 has 128 divisors (see below), whose sum is σ = 45100800. Its totient is φ = 3100160.

The previous prime is 13283143. The next prime is 13283191. The reversal of 13283160 is 6138231.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 13283160.

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 31 ways as a sum of consecutive naturals, for example, 38107 + ... + 38453.

It is an arithmetic number, because the mean of its divisors is an integer number (352350).

Almost surely, 213283160 is an apocalyptic number.

13283160 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 13283160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22550400).

13283160 is an abundant number, since it is smaller than the sum of its proper divisors (31817640).

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

13283160 is a wasteful number, since it uses less digits than its factorization.

13283160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401 (or 397 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 13283160 is about 3644.6069746956. The cubic root of 13283160 is about 236.8284111121.

Subtracting from 13283160 its reverse (6138231), we obtain a square (7144929 = 26732).

The spelling of 13283160 in words is "thirteen million, two hundred eighty-three thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 20 22 24 29 30 33 40 44 55 58 60 66 87 88 110 116 120 132 145 165 174 220 232 264 290 319 330 347 348 435 440 580 638 660 694 696 870 957 1041 1160 1276 1320 1388 1595 1735 1740 1914 2082 2552 2776 3190 3470 3480 3817 3828 4164 4785 5205 6380 6940 7634 7656 8328 9570 10063 10410 11451 12760 13880 15268 19085 19140 20126 20820 22902 30189 30536 38170 38280 40252 41640 45804 50315 57255 60378 76340 80504 91608 100630 110693 114510 120756 150945 152680 201260 221386 229020 241512 301890 332079 402520 442772 458040 553465 603780 664158 885544 1106930 1207560 1328316 1660395 2213860 2656632 3320790 4427720 6641580 13283160