Base | Representation |
---|---|
bin | 1001101000000… |
… | …01010011001011 |
3 | 12121221022020120 |
4 | 10310001103023 |
5 | 131132330200 |
6 | 12002354323 |
7 | 2000220063 |
oct | 464012313 |
9 | 177838216 |
10 | 80745675 |
11 | 4164046a |
12 | 2305b9a3 |
13 | 1396190a |
14 | aa1c3a3 |
15 | 714e9a0 |
hex | 4d014cb |
80745675 has 24 divisors (see below), whose sum is σ = 133759296. Its totient is φ = 42980640.
The previous prime is 80745667. The next prime is 80745677. The reversal of 80745675 is 57654708.
It is not a de Polignac number, because 80745675 - 23 = 80745667 is a prime.
It is not an unprimeable number, because it can be changed into a prime (80745677) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67432 + ... + 68618.
It is an arithmetic number, because the mean of its divisors is an integer number (5573304).
Almost surely, 280745675 is an apocalyptic number.
80745675 is a deficient number, since it is larger than the sum of its proper divisors (53013621).
80745675 is a wasteful number, since it uses less digits than its factorization.
80745675 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2107 (or 2102 counting only the distinct ones).
The product of its (nonzero) digits is 235200, while the sum is 42.
The square root of 80745675 is about 8985.8597251459. The cubic root of 80745675 is about 432.2215566628.
The spelling of 80745675 in words is "eighty million, seven hundred forty-five thousand, six hundred seventy-five".
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