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339839285 = 5104964793
BaseRepresentation
bin10100010000011…
…000100100110101
3212200110121212012
4110100120210311
51143444324120
653415534005
711264405042
oct2420304465
9780417765
10339839285
11164915315
129598a305
1355539446
14331c41c9
151ec7d1c5
hex14418935

339839285 has 8 divisors (see below), whose sum is σ = 408202200. Its totient is φ = 271608064.

The previous prime is 339839261. The next prime is 339839321. The reversal of 339839285 is 582938933.

It can be written as a sum of positive squares in 4 ways, for example, as 189090001 + 150749284 = 13751^2 + 12278^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 339839285 - 26 = 339839221 is a prime.

It is a super-2 number, since 2×3398392852 = 230981479258622450, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 27152 + ... + 37641.

It is an arithmetic number, because the mean of its divisors is an integer number (51025275).

Almost surely, 2339839285 is an apocalyptic number.

It is an amenable number.

339839285 is a deficient number, since it is larger than the sum of its proper divisors (68362915).

339839285 is a wasteful number, since it uses less digits than its factorization.

339839285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65847.

The product of its digits is 1399680, while the sum is 50.

The square root of 339839285 is about 18434.7304021513. The cubic root of 339839285 is about 697.8432152516.

The spelling of 339839285 in words is "three hundred thirty-nine million, eight hundred thirty-nine thousand, two hundred eighty-five".

Divisors: 1 5 1049 5245 64793 323965 67967857 339839285