Base | Representation |
---|---|
bin | 1000011101010111… |
… | …1100111101010100 |
3 | 12212020200102211100 |
4 | 2013111330331110 |
5 | 14122243210433 |
6 | 1013152310100 |
7 | 110161311003 |
oct | 20725747524 |
9 | 5766612740 |
10 | 2270678868 |
11 | a65814707 |
12 | 534542330 |
13 | 2a257a183 |
14 | 1777d8c3a |
15 | d452db13 |
hex | 8757cf54 |
2270678868 has 36 divisors (see below), whose sum is σ = 5744053588. Its totient is φ = 756328320.
The previous prime is 2270678857. The next prime is 2270678881. The reversal of 2270678868 is 8688760722.
It can be written as a sum of positive squares in 2 ways, for example, as 1666109124 + 604569744 = 40818^2 + 24588^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×22706788682 = 10311965043163522848, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26880 + ... + 72552.
Almost surely, 22270678868 is an apocalyptic number.
It is an amenable number.
2270678868 is an abundant number, since it is smaller than the sum of its proper divisors (3473374720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2270678868 is a wasteful number, since it uses less digits than its factorization.
2270678868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47064 (or 47059 counting only the distinct ones).
The product of its (nonzero) digits is 3612672, while the sum is 54.
The square root of 2270678868 is about 47651.6407692327. The cubic root of 2270678868 is about 1314.3728291590.
The spelling of 2270678868 in words is "two billion, two hundred seventy million, six hundred seventy-eight thousand, eight hundred sixty-eight".
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