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308284316 = 22104973471
BaseRepresentation
bin10010011000000…
…000101110011100
3210111002110120122
4102120000232130
51112410044231
650331334112
710432242044
oct2230005634
9714073518
10308284316
1114902262a
12872b1338
134bb3b772
142cd2c724
151c0e877b
hex12600b9c

308284316 has 12 divisors (see below), whose sum is σ = 540019200. Its totient is φ = 153993120.

The previous prime is 308284303. The next prime is 308284321. The reversal of 308284316 is 613482803.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32540 + ... + 40931.

It is an arithmetic number, because the mean of its divisors is an integer number (45001600).

Almost surely, 2308284316 is an apocalyptic number.

It is an amenable number.

308284316 is a deficient number, since it is larger than the sum of its proper divisors (231734884).

308284316 is a wasteful number, since it uses less digits than its factorization.

308284316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74524 (or 74522 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 308284316 is about 17558.0271101283. The cubic root of 308284316 is about 675.5390780926.

The spelling of 308284316 in words is "three hundred eight million, two hundred eighty-four thousand, three hundred sixteen".

Divisors: 1 2 4 1049 2098 4196 73471 146942 293884 77071079 154142158 308284316