Base | Representation |
---|---|
bin | 110011110110001111011100… |
… | …011111000001001000000000 |
3 | 1002220101020121222211010021122 |
4 | 303312033130133001020000 |
5 | 214342001422301034103 |
6 | 2124550310114011412 |
7 | 66013315436121116 |
oct | 6366173437011000 |
9 | 1086336558733248 |
10 | 228027807830528 |
11 | 66725060936242 |
12 | 216a9397576b68 |
13 | 9a30c1230c754 |
14 | 4044867769ab6 |
15 | 1b567d72e2b38 |
hex | cf63dc7c1200 |
228027807830528 has 40 divisors (see below), whose sum is σ = 456202720701420. Its totient is φ = 113865641164800.
The previous prime is 228027807830521. The next prime is 228027807830531. The reversal of 228027807830528 is 825038708720822.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 194947273371904 + 33080534458624 = 13962352^2 + 5751568^2 .
It is a super-2 number, since 2×2280278078305282 (a number of 30 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (228027807830521) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289181573 + ... + 289969028.
Almost surely, 2228027807830528 is an apocalyptic number.
It is an amenable number.
228027807830528 is an abundant number, since it is smaller than the sum of its proper divisors (228174912870892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228027807830528 is an frugal number, since it uses more digits than its factorization.
228027807830528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 579151388 (or 579151372 counting only the distinct ones).
The product of its (nonzero) digits is 48168960, while the sum is 62.
The spelling of 228027807830528 in words is "two hundred twenty-eight trillion, twenty-seven billion, eight hundred seven million, eight hundred thirty thousand, five hundred twenty-eight".
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