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13056200 = 235297673
BaseRepresentation
bin110001110011…
…100011001000
3220120022201222
4301303203020
511320244300
61143501212
7215655503
oct61634310
926508658
1013056200
117408353
124457808
132921981
141a3c13a
15122d785
hexc738c8

13056200 has 48 divisors (see below), whose sum is σ = 30714180. Its totient is φ = 5160960.

The previous prime is 13056167. The next prime is 13056209. The reversal of 13056200 is 265031.

It can be written as a sum of positive squares in 6 ways, for example, as 3334276 + 9721924 = 1826^2 + 3118^2 .

It is not an unprimeable number, because it can be changed into a prime (13056209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19064 + ... + 19736.

Almost surely, 213056200 is an apocalyptic number.

13056200 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 13056200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15357090).

13056200 is an abundant number, since it is smaller than the sum of its proper divisors (17657980).

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

13056200 is a wasteful number, since it uses less digits than its factorization.

13056200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786 (or 777 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 13056200 is about 3613.3364083628. The cubic root of 13056200 is about 235.4718150314.

The spelling of 13056200 in words is "thirteen million, fifty-six thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 97 100 194 200 388 485 673 776 970 1346 1940 2425 2692 3365 3880 4850 5384 6730 9700 13460 16825 19400 26920 33650 65281 67300 130562 134600 261124 326405 522248 652810 1305620 1632025 2611240 3264050 6528100 13056200