Base | Representation |
---|---|
bin | 1100111100000001110100… |
… | …11011001111010000011000 |
3 | 10201201212121012121010210012 |
4 | 12132000322123033100120 |
5 | 12212114311424300413 |
6 | 140302045340541052 |
7 | 5664335266221041 |
oct | 636007233172030 |
9 | 121655535533705 |
10 | 28450843587608 |
11 | 9079a31547562 |
12 | 3235b69b51788 |
13 | 12b4b97c8a5c0 |
14 | 7050574638c8 |
15 | 3451121717a8 |
hex | 19e03a6cf418 |
28450843587608 has 128 divisors (see below), whose sum is σ = 59996279784000. Its totient is φ = 12561041848320.
The previous prime is 28450843587587. The next prime is 28450843587701. The reversal of 28450843587608 is 80678534805482.
It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 532571123 + ... + 532624541.
Almost surely, 228450843587608 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 28450843587608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29998139892000).
28450843587608 is an abundant number, since it is smaller than the sum of its proper divisors (31545436196392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28450843587608 is a wasteful number, since it uses less digits than its factorization.
28450843587608 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55805 (or 55801 counting only the distinct ones).
The product of its (nonzero) digits is 412876800, while the sum is 68.
The spelling of 28450843587608 in words is "twenty-eight trillion, four hundred fifty billion, eight hundred forty-three million, five hundred eighty-seven thousand, six hundred eight".
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