Base | Representation |
---|---|
bin | 1001100101000… |
… | …10001100100000 |
3 | 12121012111212220 |
4 | 10302202030200 |
5 | 131032344003 |
6 | 11550151040 |
7 | 1664005266 |
oct | 462421440 |
9 | 177174786 |
10 | 80356128 |
11 | 413a4826 |
12 | 22ab2480 |
13 | 13856508 |
14 | a95a436 |
15 | 70c4353 |
hex | 4ca2320 |
80356128 has 24 divisors (see below), whose sum is σ = 210935088. Its totient is φ = 26785344.
The previous prime is 80356099. The next prime is 80356139. The reversal of 80356128 is 82165308.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (24).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418426 + ... + 418617.
It is an arithmetic number, because the mean of its divisors is an integer number (8788962).
Almost surely, 280356128 is an apocalyptic number.
It is an amenable number.
80356128 is an abundant number, since it is smaller than the sum of its proper divisors (130578960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80356128 is a wasteful number, since it uses less digits than its factorization.
80356128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 837056 (or 837048 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 80356128 is about 8964.1579638023. The cubic root of 80356128 is about 431.5253703574.
The spelling of 80356128 in words is "eighty million, three hundred fifty-six thousand, one hundred twenty-eight".
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