Base | Representation |
---|---|
bin | 1001010011001… |
… | …11000101110011 |
3 | 12102210200001012 |
4 | 10221213011303 |
5 | 124433020013 |
6 | 11424101135 |
7 | 1635063320 |
oct | 451470563 |
9 | 172720035 |
10 | 78016883 |
11 | 4004726a |
12 | 221647ab |
13 | 13217849 |
14 | a50bb47 |
15 | 6cb11a8 |
hex | 4a67173 |
78016883 has 8 divisors (see below), whose sum is σ = 89417568. Its totient is φ = 66680064.
The previous prime is 78016879. The next prime is 78016909. The reversal of 78016883 is 38861087.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 78016883 - 22 = 78016879 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 78016883.
It is not an unprimeable number, because it can be changed into a prime (78010883) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13316 + ... + 18257.
It is an arithmetic number, because the mean of its divisors is an integer number (11177196).
Almost surely, 278016883 is an apocalyptic number.
78016883 is a deficient number, since it is larger than the sum of its proper divisors (11400685).
78016883 is a wasteful number, since it uses less digits than its factorization.
78016883 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31933.
The product of its (nonzero) digits is 64512, while the sum is 41.
The square root of 78016883 is about 8832.7166262708. The cubic root of 78016883 is about 427.2966929957.
The spelling of 78016883 in words is "seventy-eight million, sixteen thousand, eight hundred eighty-three".
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