Base | Representation |
---|---|
bin | 1001100011111… |
… | …00011000000000 |
3 | 12120220122101102 |
4 | 10301330120000 |
5 | 131012414331 |
6 | 11542553532 |
7 | 1662461534 |
oct | 461743000 |
9 | 176818342 |
10 | 80201216 |
11 | 412a93a7 |
12 | 22a388a8 |
13 | 13800b54 |
14 | a919bc4 |
15 | 70934cb |
hex | 4c7c600 |
80201216 has 60 divisors (see below), whose sum is σ = 166597596. Its totient is φ = 38568960.
The previous prime is 80201201. The next prime is 80201221. The reversal of 80201216 is 61210208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 491951 + ... + 492113.
Almost surely, 280201216 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80201216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83298798).
80201216 is an abundant number, since it is smaller than the sum of its proper divisors (86396380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80201216 is an equidigital number, since it uses as much as digits as its factorization.
80201216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 243 (or 196 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 80201216 is about 8955.5131622928. The cubic root of 80201216 is about 431.2478911610.
The spelling of 80201216 in words is "eighty million, two hundred one thousand, two hundred sixteen".
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