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12713200 = 245237859
BaseRepresentation
bin110000011111…
…110011110000
3212220220020021
4300133303300
511223310300
61132253224
7213026503
oct60376360
925826207
1012713200
1171a3685
124311214
132831806
14198d13a
1511b1d1a
hexc1fcf0

12713200 has 60 divisors (see below), whose sum is σ = 31405480. Its totient is φ = 4942080.

The previous prime is 12713159. The next prime is 12713201. The reversal of 12713200 is 231721.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12713201) 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, 14371 + ... + 15229.

Almost surely, 212713200 is an apocalyptic number.

12713200 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 12713200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15702740).

12713200 is an abundant number, since it is smaller than the sum of its proper divisors (18692280).

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

12713200 is a wasteful number, since it uses less digits than its factorization.

12713200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914 (or 903 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 12713200 is about 3565.5574599212. The cubic root of 12713200 is about 233.3914594418.

Adding to 12713200 its reverse (231721), we get a palindrome (12944921).

The spelling of 12713200 in words is "twelve million, seven hundred thirteen thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 37 40 50 74 80 100 148 185 200 296 370 400 592 740 859 925 1480 1718 1850 2960 3436 3700 4295 6872 7400 8590 13744 14800 17180 21475 31783 34360 42950 63566 68720 85900 127132 158915 171800 254264 317830 343600 508528 635660 794575 1271320 1589150 2542640 3178300 6356600 12713200