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200313130212 = 223213428019509
BaseRepresentation
bin1011101010001110010…
…1111100110011100100
3201011001011111100101200
42322203211330303210
511240220130131322
6232004513322500
720320642341036
oct2724345746344
9634034440350
10200313130212
1177a525a35a8
12329a4566430
1315b74166520
1499a3911c56
155325bc88ac
hex2ea397cce4

200313130212 has 36 divisors (see below), whose sum is σ = 545296855740. Its totient is φ = 61634809152.

The previous prime is 200313130207. The next prime is 200313130231. The reversal of 200313130212 is 212031313002.

200313130212 is a `hidden beast` number, since 200 + 313 + 130 + 21 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 48816251136 + 151496879076 = 220944^2 + 389226^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 214009287 + ... + 214010222.

Almost surely, 2200313130212 is an apocalyptic number.

It is an amenable number.

200313130212 is an abundant number, since it is smaller than the sum of its proper divisors (344983725528).

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

200313130212 is a wasteful number, since it uses less digits than its factorization.

200313130212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428019532 (or 428019527 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 200313130212 its reverse (212031313002), we get a palindrome (412344443214).

The spelling of 200313130212 in words is "two hundred billion, three hundred thirteen million, one hundred thirty thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 428019509 856039018 1284058527 1712078036 2568117054 3852175581 5136234108 5564253617 7704351162 11128507234 15408702324 16692760851 22257014468 33385521702 50078282553 66771043404 100156565106 200313130212