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200312252712 = 2332111333757731
BaseRepresentation
bin1011101010001110001…
…0100110100100101000
3201011001002211202200200
42322203202212210220
511240214414041322
6232004442432200
720320632024525
oct2724342464450
9634032752620
10200312252712
1177a520542a0
12329a4202660
1315b73c19cb0
1499a376414c
155325aa38ac
hex2ea38a6928

200312252712 has 192 divisors, whose sum is σ = 639259508160. Its totient is φ = 55864166400.

The previous prime is 200312252633. The next prime is 200312252719. The reversal of 200312252712 is 217252213002.

200312252712 is a `hidden beast` number, since 2 + 0 + 0 + 3 + 122 + 527 + 12 = 666.

It is not an unprimeable number, because it can be changed into a prime (200312252719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3440887 + ... + 3498617.

It is an arithmetic number, because the mean of its divisors is an integer number (3329476605).

Almost surely, 2200312252712 is an apocalyptic number.

200312252712 is a gapful number since it is divisible by the number (22) 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 200312252712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (319629754080).

200312252712 is an abundant number, since it is smaller than the sum of its proper divisors (438947255448).

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

200312252712 is a wasteful number, since it uses less digits than its factorization.

200312252712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58104 (or 58097 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

Adding to 200312252712 its reverse (217252213002), we get a palindrome (417564465714).

The spelling of 200312252712 in words is "two hundred billion, three hundred twelve million, two hundred fifty-two thousand, seven hundred twelve".