Base | Representation |
---|---|
bin | 1001111010100… |
… | …00111100110110 |
3 | 12210111102112020 |
4 | 10331100330312 |
5 | 132242402303 |
6 | 12130334010 |
7 | 2026632306 |
oct | 475207466 |
9 | 183442466 |
10 | 83169078 |
11 | 42a46183 |
12 | 23a2a306 |
13 | 142cc995 |
14 | b08d606 |
15 | 747ca53 |
hex | 4f50f36 |
83169078 has 8 divisors (see below), whose sum is σ = 166338168. Its totient is φ = 27723024.
The previous prime is 83169077. The next prime is 83169089. The reversal of 83169078 is 87096138.
It is a sphenic number, since it is the product of 3 distinct primes.
83169078 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83169077) 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, 6930751 + ... + 6930762.
It is an arithmetic number, because the mean of its divisors is an integer number (20792271).
Almost surely, 283169078 is an apocalyptic number.
83169078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83169078 is a wasteful number, since it uses less digits than its factorization.
83169078 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13861518.
The product of its (nonzero) digits is 72576, while the sum is 42.
The square root of 83169078 is about 9119.7082190167. The cubic root of 83169078 is about 436.5030631082.
The spelling of 83169078 in words is "eighty-three million, one hundred sixty-nine thousand, seventy-eight".
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