Base | Representation |
---|---|
bin | 1100111100100101101010… |
… | …11101101010000110011000 |
3 | 10201210201021100202202112101 |
4 | 12132102311131222012120 |
5 | 12212423214422013400 |
6 | 140314551104453144 |
7 | 5665616212326535 |
oct | 636226535520630 |
9 | 121721240682471 |
10 | 28470087688600 |
11 | 9087107317458 |
12 | 323983a91a1b4 |
13 | 12b6943b836cc |
14 | 705d611bdd8c |
15 | 34588b87756a |
hex | 19e4b576a198 |
28470087688600 has 48 divisors (see below), whose sum is σ = 66195731226600. Its totient is φ = 11387557251840.
The previous prime is 28470087688591. The next prime is 28470087688613. The reversal of 28470087688600 is 688678007482.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1811367 + ... + 7760233.
Almost surely, 228470087688600 is an apocalyptic number.
28470087688600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28470087688600 is an abundant number, since it is smaller than the sum of its proper divisors (37725643538000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28470087688600 is a wasteful number, since it uses less digits than its factorization.
28470087688600 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5972812 (or 5972803 counting only the distinct ones).
The product of its (nonzero) digits is 57802752, while the sum is 64.
The spelling of 28470087688600 in words is "twenty-eight trillion, four hundred seventy billion, eighty-seven million, six hundred eighty-eight thousand, six hundred".
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