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512080215 = 35317107693
BaseRepresentation
bin11110100001011…
…011100101010111
31022200120100222220
4132201123211113
52022043031330
6122451353423
715455416143
oct3641334527
91280510886
10512080215
11243068499
121235b2873
138212475a
144c01c223
152ee52710
hex1e85b957

512080215 has 16 divisors (see below), whose sum is σ = 821920608. Its totient is φ = 272245376.

The previous prime is 512080193. The next prime is 512080237.

512080215 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (512080193) and next prime (512080237).

It is a cyclic number.

It is not a de Polignac number, because 512080215 - 211 = 512078167 is a prime.

It is a super-2 number, since 2×5120802152 = 524452293188892450, 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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49092 + ... + 58601.

It is an arithmetic number, because the mean of its divisors is an integer number (51370038).

Almost surely, 2512080215 is an apocalyptic number.

512080215 is a deficient number, since it is larger than the sum of its proper divisors (309840393).

512080215 is a wasteful number, since it uses less digits than its factorization.

512080215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108018.

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 512080215 is about 22629.1894463766. The cubic root of 512080215 is about 800.0417764642.

The spelling of 512080215 in words is "five hundred twelve million, eighty thousand, two hundred fifteen".

Divisors: 1 3 5 15 317 951 1585 4755 107693 323079 538465 1615395 34138681 102416043 170693405 512080215