Base | Representation |
---|---|
bin | 1100110011001100000111… |
… | …01001011111010011110101 |
3 | 10200122211122211201220222100 |
4 | 12121212003221133103311 |
5 | 12142130310110212013 |
6 | 135510340203252313 |
7 | 5633364051115116 |
oct | 631460351372365 |
9 | 120584584656870 |
10 | 28147129382133 |
11 | 8a72148818763 |
12 | 31a712881a099 |
13 | 1292355803298 |
14 | 6d4484d2420d |
15 | 33c288892473 |
hex | 199983a5f4f5 |
28147129382133 has 12 divisors (see below), whose sum is σ = 40836070237248. Its totient is φ = 18682088810280.
The previous prime is 28147129382083. The next prime is 28147129382137. The reversal of 28147129382133 is 33128392174182.
28147129382133 is a `hidden beast` number, since 2 + 8 + 1 + 4 + 7 + 129 + 382 + 133 = 666.
It is not a de Polignac number, because 28147129382133 - 221 = 28147127284981 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 28147129382133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28147129382137) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6888673773 + ... + 6888677858.
It is an arithmetic number, because the mean of its divisors is an integer number (3403005853104).
Almost surely, 228147129382133 is an apocalyptic number.
It is an amenable number.
28147129382133 is a deficient number, since it is larger than the sum of its proper divisors (12688940855115).
28147129382133 is a wasteful number, since it uses less digits than its factorization.
28147129382133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13777351864 (or 13777351861 counting only the distinct ones).
The product of its digits is 3483648, while the sum is 54.
The spelling of 28147129382133 in words is "twenty-eight trillion, one hundred forty-seven billion, one hundred twenty-nine million, three hundred eighty-two thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •