Base | Representation |
---|---|
bin | 1101000000010111111110… |
… | …00100111000111101100111 |
3 | 10202021011001010211200120002 |
4 | 12200023333010320331213 |
5 | 12222041122430304433 |
6 | 140454423145131515 |
7 | 6011202626405066 |
oct | 640137704707547 |
9 | 122234033750502 |
10 | 28600171728743 |
11 | 91272a037714a |
12 | 325aaa3789b9b |
13 | 12c5ca52a1524 |
14 | 70c3818c41dd |
15 | 348e51c8b9e8 |
hex | 1a02ff138f67 |
28600171728743 has 4 divisors (see below), whose sum is σ = 28604694931608. Its totient is φ = 28595648525880.
The previous prime is 28600171728703. The next prime is 28600171728761. The reversal of 28600171728743 is 34782717100682.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 28600171728743 - 26 = 28600171728679 is a prime.
It is a super-2 number, since 2×286001717287432 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28600171728703) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2261591948 + ... + 2261604593.
It is an arithmetic number, because the mean of its divisors is an integer number (7151173732902).
Almost surely, 228600171728743 is an apocalyptic number.
28600171728743 is a deficient number, since it is larger than the sum of its proper divisors (4523202865).
28600171728743 is an equidigital number, since it uses as much as digits as its factorization.
28600171728743 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4523202864.
The product of its (nonzero) digits is 6322176, while the sum is 56.
The spelling of 28600171728743 in words is "twenty-eight trillion, six hundred billion, one hundred seventy-one million, seven hundred twenty-eight thousand, seven hundred forty-three".
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