Search a number
-
+
13036160 = 27520369
BaseRepresentation
bin110001101110…
…101010000000
3220112022020202
4301232222000
511314124120
61143224332
7215543204
oct61565200
926468222
1013036160
1173a4295
1244480a8
132915807
141a34b04
151227875
hexc6ea80

13036160 has 32 divisors (see below), whose sum is σ = 31166100. Its totient is φ = 5214208.

The previous prime is 13036139. The next prime is 13036183. The reversal of 13036160 is 6163031.

It can be written as a sum of positive squares in 2 ways, for example, as 13017664 + 18496 = 3608^2 + 136^2 .

It is a tau number, because it is divible by the number of its divisors (32).

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9545 + ... + 10824.

Almost surely, 213036160 is an apocalyptic number.

13036160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13036160 is an abundant number, since it is smaller than the sum of its proper divisors (18129940).

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

13036160 is an equidigital number, since it uses as much as digits as its factorization.

13036160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20388 (or 20376 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 13036160 is about 3610.5622830800. The cubic root of 13036160 is about 235.3512778776.

Adding to 13036160 its reverse (6163031), we get a palindrome (19199191).

The spelling of 13036160 in words is "thirteen million, thirty-six thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 20369 40738 81476 101845 162952 203690 325904 407380 651808 814760 1303616 1629520 2607232 3259040 6518080 13036160