Base | Representation |
---|---|
bin | 111110001011111… |
… | …1100011100000000 |
3 | 12101102101212221101 |
4 | 1330113330130000 |
5 | 13233140323043 |
6 | 543020104144 |
7 | 102465150334 |
oct | 17427743400 |
9 | 5342355841 |
10 | 2086651648 |
11 | 9809512a4 |
12 | 4a2995054 |
13 | 2733c6223 |
14 | 15b1b37c4 |
15 | c32cc24d |
hex | 7c5fc700 |
2086651648 has 36 divisors (see below), whose sum is σ = 4217916640. Its totient is φ = 1030109184.
The previous prime is 2086651613. The next prime is 2086651657. The reversal of 2086651648 is 8461566802.
It is a super-2 number, since 2×20866516482 = 8708230200202231808, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2086651598 and 2086651607.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31365 + ... + 71812.
Almost surely, 22086651648 is an apocalyptic number.
It is an amenable number.
2086651648 is an abundant number, since it is smaller than the sum of its proper divisors (2131264992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2086651648 is an equidigital number, since it uses as much as digits as its factorization.
2086651648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103272 (or 103258 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 46.
The square root of 2086651648 is about 45679.8823115822. The cubic root of 2086651648 is about 1277.8601225073.
The spelling of 2086651648 in words is "two billion, eighty-six million, six hundred fifty-one thousand, six hundred forty-eight".
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