Base | Representation |
---|---|
bin | 10110001101111011… |
… | …001101101110100100 |
3 | 2021120120011122200000 |
4 | 112031323031232210 |
5 | 342324110243120 |
6 | 14543111421300 |
7 | 1503113125620 |
oct | 261573155644 |
9 | 67516148600 |
10 | 23855946660 |
11 | a1320728a7 |
12 | 4759384830 |
13 | 2332500090 |
14 | 122445c180 |
15 | 949538990 |
hex | 58decdba4 |
23855946660 has 1152 divisors, whose sum is σ = 103557242880. Its totient is φ = 4461060096.
The previous prime is 23855946659. The next prime is 23855946691. The reversal of 23855946660 is 6664955832.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a junction number, because it is equal to n+sod(n) for n = 23855946597 and 23855946606.
It is an unprimeable number.
It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 142849897 + ... + 142850063.
It is an arithmetic number, because the mean of its divisors is an integer number (89893440).
Almost surely, 223855946660 is an apocalyptic number.
23855946660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23855946660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51778621440).
23855946660 is an abundant number, since it is smaller than the sum of its proper divisors (79701296220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23855946660 is a wasteful number, since it uses less digits than its factorization.
23855946660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247 (or 233 counting only the distinct ones).
The product of its (nonzero) digits is 9331200, while the sum is 54.
The spelling of 23855946660 in words is "twenty-three billion, eight hundred fifty-five million, nine hundred forty-six thousand, six hundred sixty".
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