Base | Representation |
---|---|
bin | 1001100111111… |
… | …00100000000000 |
3 | 12121220022021110 |
4 | 10303330200000 |
5 | 131131213031 |
6 | 12002123320 |
7 | 2000105550 |
oct | 463744000 |
9 | 177808243 |
10 | 80726016 |
11 | 41627718 |
12 | 23050540 |
13 | 13955997 |
14 | aa15160 |
15 | 7148c46 |
hex | 4cfc800 |
80726016 has 96 divisors (see below), whose sum is σ = 246093120. Its totient is φ = 23052288.
The previous prime is 80726011. The next prime is 80726029. The reversal of 80726016 is 61062708.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (80726011) 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, 42070 + ... + 43946.
It is an arithmetic number, because the mean of its divisors is an integer number (2563470).
Almost surely, 280726016 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 80726016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123046560).
80726016 is an abundant number, since it is smaller than the sum of its proper divisors (165367104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80726016 is a wasteful number, since it uses less digits than its factorization.
80726016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1909 (or 1889 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 80726016 is about 8984.7657732408. The cubic root of 80726016 is about 432.1864764216.
The spelling of 80726016 in words is "eighty million, seven hundred twenty-six thousand, sixteen".
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