Base | Representation |
---|---|
bin | 11010001000110100… |
… | …011001101010000100 |
3 | 2200102220200222222111 |
4 | 122020310121222010 |
5 | 424434200213412 |
6 | 20520515310404 |
7 | 2012324422123 |
oct | 321064315204 |
9 | 80386628874 |
10 | 28065241732 |
11 | 109a2108560 |
12 | 5532bab404 |
13 | 28535b1818 |
14 | 15034d3aba |
15 | ae3d522a7 |
hex | 688d19a84 |
28065241732 has 24 divisors (see below), whose sum is σ = 53851089600. Its totient is φ = 12692168160.
The previous prime is 28065241727. The next prime is 28065241777. The reversal of 28065241732 is 23714256082.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1610232 + ... + 1627567.
It is an arithmetic number, because the mean of its divisors is an integer number (2243795400).
Almost surely, 228065241732 is an apocalyptic number.
28065241732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
28065241732 is a deficient number, since it is larger than the sum of its proper divisors (25785847868).
28065241732 is a wasteful number, since it uses less digits than its factorization.
28065241732 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3238011 (or 3238009 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 40.
The spelling of 28065241732 in words is "twenty-eight billion, sixty-five million, two hundred forty-one thousand, seven hundred thirty-two".
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