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13200700 = 22521011307
BaseRepresentation
bin110010010110…
…110100111100
3220211122221211
4302112310330
511334410300
61150534204
7220130002
oct62266474
926748854
1013200700
1174a6977
124507364
132972686
141a78a72
15125b4ba
hexc96d3c

13200700 has 36 divisors (see below), whose sum is σ = 28951272. Its totient is φ = 5224000.

The previous prime is 13200679. The next prime is 13200701. The reversal of 13200700 is 700231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13200701) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 9447 + ... + 10753.

It is an arithmetic number, because the mean of its divisors is an integer number (804202).

Almost surely, 213200700 is an apocalyptic number.

13200700 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 13200700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14475636).

13200700 is an abundant number, since it is smaller than the sum of its proper divisors (15750572).

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

13200700 is a wasteful number, since it uses less digits than its factorization.

13200700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422 (or 1415 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 13200700 is about 3633.2767579693. The cubic root of 13200700 is about 236.3373276258.

Adding to 13200700 its reverse (700231), we get a palindrome (13900931).

The spelling of 13200700 in words is "thirteen million, two hundred thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 101 202 404 505 1010 1307 2020 2525 2614 5050 5228 6535 10100 13070 26140 32675 65350 130700 132007 264014 528028 660035 1320070 2640140 3300175 6600350 13200700