Base | Representation |
---|---|
bin | 100111111011111001… |
… | …001110010001111010 |
3 | 11002200102202201010201 |
4 | 213323321032101322 |
5 | 1200304440200303 |
6 | 31411004032414 |
7 | 3045424452256 |
oct | 477371162172 |
9 | 132612681121 |
10 | 42880787578 |
11 | 172050a5422 |
12 | 838883270a |
13 | 4074b574b5 |
14 | 210b021266 |
15 | 11ae87d81d |
hex | 9fbe4e47a |
42880787578 has 16 divisors (see below), whose sum is σ = 65675413440. Its totient is φ = 20993661216.
The previous prime is 42880787557. The next prime is 42880787627. The reversal of 42880787578 is 87578708824.
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, 1151100 + ... + 1187767.
It is an arithmetic number, because the mean of its divisors is an integer number (4104713340).
Almost surely, 242880787578 is an apocalyptic number.
42880787578 is a deficient number, since it is larger than the sum of its proper divisors (22794625862).
42880787578 is a wasteful number, since it uses less digits than its factorization.
42880787578 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2339061.
The product of its (nonzero) digits is 56197120, while the sum is 64.
The spelling of 42880787578 in words is "forty-two billion, eight hundred eighty million, seven hundred eighty-seven thousand, five hundred seventy-eight".
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