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212324300 = 22522123243
BaseRepresentation
bin11001010011111…
…00111111001100
3112210112012011222
430221330333030
5413323334200
633022502512
75155504166
oct1451747714
9483465158
10212324300
11a9940431
125b134a38
1334cb0aa6
14202ad936
1513990d85
hexca7cfcc

212324300 has 18 divisors (see below), whose sum is σ = 460743948. Its totient is φ = 84929680.

The previous prime is 212324291. The next prime is 212324311. The reversal of 212324300 is 3423212.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1061522 + ... + 1061721.

It is an arithmetic number, because the mean of its divisors is an integer number (25596886).

Almost surely, 2212324300 is an apocalyptic number.

212324300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212324300 is an abundant number, since it is smaller than the sum of its proper divisors (248419648).

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

212324300 is a wasteful number, since it uses less digits than its factorization.

212324300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123257 (or 2123250 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 212324300 is about 14571.3520306113. The cubic root of 212324300 is about 596.5770839504.

Adding to 212324300 its reverse (3423212), we get a palindrome (215747512).

The spelling of 212324300 in words is "two hundred twelve million, three hundred twenty-four thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 2123243 4246486 8492972 10616215 21232430 42464860 53081075 106162150 212324300