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13032200 = 2352173833
BaseRepresentation
bin110001101101…
…101100001000
3220112002211002
4301231230020
511314012300
61143154132
7215525516
oct61555410
926462732
1013032200
1173a1315
124445948
132913a7c
141a334b6
1512265d5
hexc6db08

13032200 has 48 divisors (see below), whose sum is σ = 32090580. Its totient is φ = 4904960.

The previous prime is 13032199. The next prime is 13032209. The reversal of 13032200 is 223031.

It can be written as a sum of positive squares in 6 ways, for example, as 4656964 + 8375236 = 2158^2 + 2894^2 .

It is not an unprimeable number, because it can be changed into a prime (13032209) 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, 1484 + ... + 5316.

Almost surely, 213032200 is an apocalyptic number.

13032200 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 13032200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16045290).

13032200 is an abundant number, since it is smaller than the sum of its proper divisors (19058380).

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

13032200 is a wasteful number, since it uses less digits than its factorization.

13032200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3866 (or 3857 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 13032200 is about 3610.0138503889. The cubic root of 13032200 is about 235.3274445441.

Adding to 13032200 its reverse (223031), we get a palindrome (13255231).

The spelling of 13032200 in words is "thirteen million, thirty-two thousand, two hundred".

Divisors: 1 2 4 5 8 10 17 20 25 34 40 50 68 85 100 136 170 200 340 425 680 850 1700 3400 3833 7666 15332 19165 30664 38330 65161 76660 95825 130322 153320 191650 260644 325805 383300 521288 651610 766600 1303220 1629025 2606440 3258050 6516100 13032200