Base | Representation |
---|---|
bin | 101001100100111000111… |
… | …111101111001110010000 |
3 | 101010010200212112222202210 |
4 | 221210320333233032100 |
5 | 333302330012000212 |
6 | 10024312111512120 |
7 | 413263556625510 |
oct | 51447077571620 |
9 | 11103625488683 |
10 | 2857109484432 |
11 | a017699014a5 |
12 | 3a1888228640 |
13 | 17956916b188 |
14 | 9c3db841840 |
15 | 4e4beda853c |
hex | 29938fef390 |
2857109484432 has 80 divisors (see below), whose sum is σ = 8435589865472. Its totient is φ = 816286584960.
The previous prime is 2857109484409. The next prime is 2857109484433. The reversal of 2857109484432 is 2344849017582.
It is not an unprimeable number, because it can be changed into a prime (2857109484433) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 9805713 + ... + 10092879.
Almost surely, 22857109484432 is an apocalyptic number.
It is an amenable number.
2857109484432 is an abundant number, since it is smaller than the sum of its proper divisors (5578480381040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2857109484432 is a wasteful number, since it uses less digits than its factorization.
2857109484432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 316796 (or 316790 counting only the distinct ones).
The product of its (nonzero) digits is 15482880, while the sum is 57.
The spelling of 2857109484432 in words is "two trillion, eight hundred fifty-seven billion, one hundred nine million, four hundred eighty-four thousand, four hundred thirty-two".
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