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213310412 = 22761711759
BaseRepresentation
bin11001011011011…
…01101111001100
3112212101021212122
430231231233030
5414101413122
633055552112
75200052150
oct1455555714
9485337778
10213310412
11aa4542a7
125b52b638
13352678a3
1420489060
1513ad8142
hexcb6dbcc

213310412 has 48 divisors (see below), whose sum is σ = 439971840. Its totient is φ = 88603200.

The previous prime is 213310403. The next prime is 213310417. The reversal of 213310412 is 214013312.

It is not an unprimeable number, because it can be changed into a prime (213310417) 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 15 ways as a sum of consecutive naturals, for example, 120389 + ... + 122147.

It is an arithmetic number, because the mean of its divisors is an integer number (9166080).

Almost surely, 2213310412 is an apocalyptic number.

It is an amenable number.

213310412 is an abundant number, since it is smaller than the sum of its proper divisors (226661428).

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

213310412 is a wasteful number, since it uses less digits than its factorization.

213310412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1902 (or 1900 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 213310412 is about 14605.1501875195. The cubic root of 213310412 is about 597.4992321553.

Adding to 213310412 its reverse (214013312), we get a palindrome (427323724).

The spelling of 213310412 in words is "two hundred thirteen million, three hundred ten thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 61 71 122 142 244 284 427 497 854 994 1708 1759 1988 3518 4331 7036 8662 12313 17324 24626 30317 49252 60634 107299 121268 124889 214598 249778 429196 499556 751093 874223 1502186 1748446 3004372 3496892 7618229 15236458 30472916 53327603 106655206 213310412