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133000312200 = 23352783381527
BaseRepresentation
bin111101111011101101…
…1111011010110001000
3110201022000112220012220
41323313123323112020
54134341034442300
6141033254134040
712415605000150
oct1736733732610
9421260486186
10133000312200
1151450233098
1221939651320
13c7076681b2
146619b53760
1536d6469da0
hex1ef76fb588

133000312200 has 192 divisors, whose sum is σ = 476879477760. Its totient is φ = 30033726720.

The previous prime is 133000312199. The next prime is 133000312223. The reversal of 133000312200 is 2213000331.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 133000312200.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 157837 + ... + 539363.

It is an arithmetic number, because the mean of its divisors is an integer number (2483747280).

Almost surely, 2133000312200 is an apocalyptic number.

133000312200 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 133000312200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238439738880).

133000312200 is an abundant number, since it is smaller than the sum of its proper divisors (343879165560).

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

133000312200 is a wasteful number, since it uses less digits than its factorization.

133000312200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381636 (or 381627 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 133000312200 its reverse (2213000331), we get a palindrome (135213312531).

The spelling of 133000312200 in words is "one hundred thirty-three billion, three hundred twelve thousand, two hundred".