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316285668 = 22332928571
BaseRepresentation
bin10010110110100…
…010001011100100
3211001010222101000
4102312202023210
51121432120133
651215033300
710560245436
oct2266421344
9731128330
10316285668
11152598116
1289b0b830
13506b06aa
1430012656
151cb79413
hex12da22e4

316285668 has 24 divisors (see below), whose sum is σ = 820000160. Its totient is φ = 105428520.

The previous prime is 316285643. The next prime is 316285679. The reversal of 316285668 is 866582613.

It is an unprimeable number.

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, 1464178 + ... + 1464393.

Almost surely, 2316285668 is an apocalyptic number.

It is an amenable number.

316285668 is an abundant number, since it is smaller than the sum of its proper divisors (503714492).

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

316285668 is a wasteful number, since it uses less digits than its factorization.

316285668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2928584 (or 2928576 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 316285668 is about 17784.4220597690. The cubic root of 316285668 is about 681.3336485340. Note that the first 3 decimals are identical.

The spelling of 316285668 in words is "three hundred sixteen million, two hundred eighty-five thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 2928571 5857142 8785713 11714284 17571426 26357139 35142852 52714278 79071417 105428556 158142834 316285668