Base | Representation |
---|---|
bin | 11000001010001010110… |
… | …100110010001001100000 |
3 | 12212201020020201220001021 |
4 | 120022022310302021200 |
5 | 204200030214001320 |
6 | 3310402405415224 |
7 | 230641653102025 |
oct | 30121264621140 |
9 | 5781206656037 |
10 | 1660186468960 |
11 | 590098a87428 |
12 | 22990910a514 |
13 | c072a1b0696 |
14 | 5a4d3c3d54c |
15 | 2d2ba3bbdaa |
hex | 1828ad32260 |
1660186468960 has 48 divisors (see below), whose sum is σ = 3922289947296. Its totient is φ = 664057755648.
The previous prime is 1660186468951. The next prime is 1660186468991. The reversal of 1660186468960 is 698646810661.
It is a super-4 number, since 4×16601864689604 (a number of 50 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3, 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7626589 + ... + 7841251.
It is an arithmetic number, because the mean of its divisors is an integer number (81714373902).
Almost surely, 21660186468960 is an apocalyptic number.
1660186468960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1660186468960 is an abundant number, since it is smaller than the sum of its proper divisors (2262103478336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1660186468960 is a wasteful number, since it uses less digits than its factorization.
1660186468960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 263015 (or 263007 counting only the distinct ones).
The product of its (nonzero) digits is 17915904, while the sum is 61.
The spelling of 1660186468960 in words is "one trillion, six hundred sixty billion, one hundred eighty-six million, four hundred sixty-eight thousand, nine hundred sixty".
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