Base | Representation |
---|---|
bin | 10101111001111001… |
… | …110101011101111110 |
3 | 2020201011002212111100 |
4 | 111321321311131332 |
5 | 341132112301310 |
6 | 14445512033530 |
7 | 1461564022416 |
oct | 257171653576 |
9 | 66634085440 |
10 | 23520040830 |
11 | 9a7a4a4880 |
12 | 46849928a6 |
13 | 22aaa40130 |
14 | 11d19bd646 |
15 | 929cd5ec0 |
hex | 579e7577e |
23520040830 has 96 divisors (see below), whose sum is σ = 71843073120. Its totient is φ = 5263223040.
The previous prime is 23520040811. The next prime is 23520040867. The reversal of 23520040830 is 3804002532.
23520040830 is a `hidden beast` number, since 23 + 5 + 200 + 408 + 30 = 666.
It is a super-3 number, since 3×235200408303 (a number of 32 digits) contains 333 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 23520040794 and 23520040803.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 900885 + ... + 926624.
It is an arithmetic number, because the mean of its divisors is an integer number (748365345).
Almost surely, 223520040830 is an apocalyptic number.
23520040830 is an abundant number, since it is smaller than the sum of its proper divisors (48323032290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23520040830 is a wasteful number, since it uses less digits than its factorization.
23520040830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1827546 (or 1827543 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The spelling of 23520040830 in words is "twenty-three billion, five hundred twenty million, forty thousand, eight hundred thirty".
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