Base | Representation |
---|---|
bin | 1001100100100… |
… | …01011001000000 |
3 | 12121002000110120 |
4 | 10302101121000 |
5 | 131023143141 |
6 | 11544500240 |
7 | 1663300515 |
oct | 462213100 |
9 | 177060416 |
10 | 80287296 |
11 | 41358041 |
12 | 22a7a680 |
13 | 1383109b |
14 | a93d30c |
15 | 70adc66 |
hex | 4c91640 |
80287296 has 56 divisors (see below), whose sum is σ = 221674944. Its totient is φ = 25597440.
The previous prime is 80287279. The next prime is 80287349. The reversal of 80287296 is 69278208.
It is a happy number.
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, 4675 + ... + 13506.
Almost surely, 280287296 is an apocalyptic number.
It is an amenable number.
80287296 is an abundant number, since it is smaller than the sum of its proper divisors (141387648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80287296 is a wasteful number, since it uses less digits than its factorization.
80287296 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18219 (or 18209 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 42.
The square root of 80287296 is about 8960.3178515050. The cubic root of 80287296 is about 431.4021221784.
The spelling of 80287296 in words is "eighty million, two hundred eighty-seven thousand, two hundred ninety-six".
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