Base | Representation |
---|---|
bin | 101010111001011111001000… |
… | …001000100100110011010000 |
3 | 220202000112002012220221221120 |
4 | 222321133020020210303100 |
5 | 144212120323320234410 |
6 | 1505133020545122240 |
7 | 54511561326365214 |
oct | 5271371010446320 |
9 | 822015065827846 |
10 | 188668386102480 |
11 | 5512a8a4420009 |
12 | 191b1244929380 |
13 | 81374774b37bb |
14 | 3483854830944 |
15 | 16c2a6eaa5570 |
hex | ab97c8224cd0 |
188668386102480 has 80 divisors (see below), whose sum is σ = 592883942136000. Its totient is φ = 49622370038784.
The previous prime is 188668386102373. The next prime is 188668386102533. The reversal of 188668386102480 is 84201683866881.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5384354230 + ... + 5384389269.
It is an arithmetic number, because the mean of its divisors is an integer number (7411049276700).
Almost surely, 2188668386102480 is an apocalyptic number.
188668386102480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
188668386102480 is an abundant number, since it is smaller than the sum of its proper divisors (404215556033520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
188668386102480 is a wasteful number, since it uses less digits than its factorization.
188668386102480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10768743588 (or 10768743582 counting only the distinct ones).
The product of its (nonzero) digits is 169869312, while the sum is 69.
The spelling of 188668386102480 in words is "one hundred eighty-eight trillion, six hundred sixty-eight billion, three hundred eighty-six million, one hundred two thousand, four hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •