Base | Representation |
---|---|
bin | 1101000011110110011001… |
… | …00100110001110011000000 |
3 | 10202200120021011012220221010 |
4 | 12201323030210301303000 |
5 | 12231020201341044042 |
6 | 141025332230400520 |
7 | 6022631024120601 |
oct | 641731444616300 |
9 | 122616234186833 |
10 | 28719583534272 |
11 | 91729a8207034 |
12 | 327a06a500140 |
13 | 1304325664617 |
14 | 71406ca77da8 |
15 | 34c0e02a759c |
hex | 1a1ecc931cc0 |
28719583534272 has 28 divisors (see below), whose sum is σ = 75987231434936. Its totient is φ = 9573194511360.
The previous prime is 28719583534259. The next prime is 28719583534303. The reversal of 28719583534272 is 27243538591782.
It is a happy 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, 74790581929 + ... + 74790582312.
Almost surely, 228719583534272 is an apocalyptic number.
It is an amenable number.
28719583534272 is an abundant number, since it is smaller than the sum of its proper divisors (47267647900664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28719583534272 is a wasteful number, since it uses less digits than its factorization.
28719583534272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149581164256 (or 149581164246 counting only the distinct ones).
The product of its digits is 203212800, while the sum is 66.
The spelling of 28719583534272 in words is "twenty-eight trillion, seven hundred nineteen billion, five hundred eighty-three million, five hundred thirty-four thousand, two hundred seventy-two".
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