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304212706 = 2771306049
BaseRepresentation
bin10010001000011…
…110101011100010
3210012102121101021
4102020132223202
51110334301311
650104200054
710352523340
oct2210365342
9705377337
10304212706
111467a1566
1285a6902a
134b044425
142c58c990
151ba92171
hex1221eae2

304212706 has 16 divisors (see below), whose sum is σ = 528854400. Its totient is φ = 128540160.

The previous prime is 304212677. The next prime is 304212709. The reversal of 304212706 is 607212403.

It is not an unprimeable number, because it can be changed into a prime (304212709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152031 + ... + 154018.

It is an arithmetic number, because the mean of its divisors is an integer number (33053400).

Almost surely, 2304212706 is an apocalyptic number.

304212706 is a deficient number, since it is larger than the sum of its proper divisors (224641694).

304212706 is a wasteful number, since it uses less digits than its factorization.

304212706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306129.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 304212706 is about 17441.6944704349. The cubic root of 304212706 is about 672.5518676799.

The spelling of 304212706 in words is "three hundred four million, two hundred twelve thousand, seven hundred six".

Divisors: 1 2 7 14 71 142 497 994 306049 612098 2142343 4284686 21729479 43458958 152106353 304212706