Base | Representation |
---|---|
bin | 10011001011111011… |
… | …010001011111101000 |
3 | 1222011201202111011120 |
4 | 103023323101133220 |
5 | 314142400312214 |
6 | 13244122455240 |
7 | 1326342105432 |
oct | 231373213750 |
9 | 58151674146 |
10 | 20601182184 |
11 | 8811915100 |
12 | 3bab364520 |
13 | 1c340c863b |
14 | dd6099652 |
15 | 80891dea9 |
hex | 4cbed17e8 |
20601182184 has 96 divisors (see below), whose sum is σ = 58437093120. Its totient is φ = 6041376000.
The previous prime is 20601182167. The next prime is 20601182207. The reversal of 20601182184 is 48128110602.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24397 + ... + 204444.
It is an arithmetic number, because the mean of its divisors is an integer number (608719720).
Almost surely, 220601182184 is an apocalyptic number.
20601182184 is a gapful number since it is divisible by the number (24) 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 20601182184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29218546560).
20601182184 is an abundant number, since it is smaller than the sum of its proper divisors (37835910936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20601182184 is a wasteful number, since it uses less digits than its factorization.
20601182184 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228903 (or 228888 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 33.
Adding to 20601182184 its reverse (48128110602), we get a palindrome (68729292786).
The spelling of 20601182184 in words is "twenty billion, six hundred one million, one hundred eighty-two thousand, one hundred eighty-four".
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