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5685995865 = 3511172027093
BaseRepresentation
bin1010100101110100…
…10110100101011001
3112200021012111222110
411102322112211121
543121103331430
62340114342533
7260622111264
oct52272264531
915607174873
105685995865
112458661940
12112828aa49
136c80069c4
143bd231cdb
152342ae7b0
hex152e96959

5685995865 has 32 divisors (see below), whose sum is σ = 10508455296. Its totient is φ = 2594677760.

The previous prime is 5685995857. The next prime is 5685995881.

5685995865 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5685995865 - 23 = 5685995857 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5685995796 and 5685995805.

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 31 ways as a sum of consecutive naturals, for example, 1010742 + ... + 1016351.

It is an arithmetic number, because the mean of its divisors is an integer number (328389228).

Almost surely, 25685995865 is an apocalyptic number.

5685995865 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5685995865 is a deficient number, since it is larger than the sum of its proper divisors (4822459431).

5685995865 is a wasteful number, since it uses less digits than its factorization.

5685995865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2027129.

The product of its digits is 116640000, while the sum is 66.

The square root of 5685995865 is about 75405.5426676315. The cubic root of 5685995865 is about 1784.8518751301.

The spelling of 5685995865 in words is "five billion, six hundred eighty-five million, nine hundred ninety-five thousand, eight hundred sixty-five".

Divisors: 1 3 5 11 15 17 33 51 55 85 165 187 255 561 935 2805 2027093 6081279 10135465 22298023 30406395 34460581 66894069 103381743 111490115 172302905 334470345 379066391 516908715 1137199173 1895331955 5685995865