Base | Representation |
---|---|
bin | 1100000101101100110… |
… | …1011000010011110110 |
3 | 201212002011212022010020 |
4 | 3001123031120103312 |
5 | 11400321244224220 |
6 | 235224424510010 |
7 | 21001501342641 |
oct | 3013315302366 |
9 | 655064768106 |
10 | 207688664310 |
11 | 80097922526 |
12 | 3430261b306 |
13 | 1677b1c599a |
14 | a0a32a4a58 |
15 | 5608472040 |
hex | 305b3584f6 |
207688664310 has 128 divisors (see below), whose sum is σ = 506879493120. Its totient is φ = 54457228800.
The previous prime is 207688664273. The next prime is 207688664363. The reversal of 207688664310 is 13466886702.
207688664310 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2076886643102 (a number of 23 digits) 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 (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 450517480 + ... + 450517940.
It is an arithmetic number, because the mean of its divisors is an integer number (3959996040).
Almost surely, 2207688664310 is an apocalyptic number.
207688664310 is an abundant number, since it is smaller than the sum of its proper divisors (299190828810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
207688664310 is a wasteful number, since it uses less digits than its factorization.
207688664310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1334.
The product of its (nonzero) digits is 2322432, while the sum is 51.
The spelling of 207688664310 in words is "two hundred seven billion, six hundred eighty-eight million, six hundred sixty-four thousand, three hundred ten".
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