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200312133200 = 24521609311237
BaseRepresentation
bin1011101010001110001…
…0001001011001010000
3201011001002121200202022
42322203202021121100
511240214401230300
6232004440111012
720320631016224
oct2724342113120
9634032550668
10200312133200
1177a51a82523
12329a4165468
1315b73ba778a
1499a3732784
155325a7d285
hex2ea3889650

200312133200 has 60 divisors (see below), whose sum is σ = 481550545980. Its totient is φ = 80074798080.

The previous prime is 200312133193. The next prime is 200312133299. The reversal of 200312133200 is 2331213002.

It can be written as a sum of positive squares in 6 ways, for example, as 184742464 + 200127390736 = 13592^2 + 447356^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 487982 + ... + 799218.

It is an arithmetic number, because the mean of its divisors is an integer number (8025842433).

Almost surely, 2200312133200 is an apocalyptic number.

200312133200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200312133200 is an abundant number, since it is smaller than the sum of its proper divisors (281238412780).

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

200312133200 is a wasteful number, since it uses less digits than its factorization.

200312133200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312864 (or 312853 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 200312133200 its reverse (2331213002), we get a palindrome (202643346202).

The spelling of 200312133200 in words is "two hundred billion, three hundred twelve million, one hundred thirty-three thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 1609 3218 6436 8045 12872 16090 25744 32180 40225 64360 80450 128720 160900 311237 321800 622474 643600 1244948 1556185 2489896 3112370 4979792 6224740 7780925 12449480 15561850 24898960 31123700 62247400 124494800 500780333 1001560666 2003121332 2503901665 4006242664 5007803330 8012485328 10015606660 12519508325 20031213320 25039016650 40062426640 50078033300 100156066600 200312133200