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299023285 = 51117319811
BaseRepresentation
bin10001110100101…
…011101110110101
3202211122221211111
4101310223232311
51103022221120
645401035021
710260441001
oct2164535665
9684587744
10299023285
11143877690
1284185a71
1349c48372
142b9db701
151b3b975a
hex11d2bbb5

299023285 has 16 divisors (see below), whose sum is σ = 414476352. Its totient is φ = 204678400.

The previous prime is 299023271. The next prime is 299023313. The reversal of 299023285 is 582320992.

It is not a de Polignac number, because 299023285 - 27 = 299023157 is a prime.

It is a Duffinian number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 158971 + ... + 160840.

It is an arithmetic number, because the mean of its divisors is an integer number (25904772).

Almost surely, 2299023285 is an apocalyptic number.

It is an amenable number.

299023285 is a deficient number, since it is larger than the sum of its proper divisors (115453067).

299023285 is a wasteful number, since it uses less digits than its factorization.

299023285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319844.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 299023285 is about 17292.2897558421. The cubic root of 299023285 is about 668.7056655618.

The spelling of 299023285 in words is "two hundred ninety-nine million, twenty-three thousand, two hundred eighty-five".

Divisors: 1 5 11 17 55 85 187 935 319811 1599055 3517921 5436787 17589605 27183935 59804657 299023285