Base | Representation |
---|---|
bin | 1001100110000… |
… | …01110100111111 |
3 | 12121110002121200 |
4 | 10303001310333 |
5 | 131101020240 |
6 | 11553030543 |
7 | 1665055113 |
oct | 463016477 |
9 | 177402550 |
10 | 80485695 |
11 | 41483104 |
12 | 22b55453 |
13 | 138a0494 |
14 | a991743 |
15 | 70ec930 |
hex | 4cc1d3f |
80485695 has 12 divisors (see below), whose sum is σ = 139508616. Its totient is φ = 42925680.
The previous prime is 80485687. The next prime is 80485697. The reversal of 80485695 is 59658408.
80485695 is a `hidden beast` number, since 80 + 4 + 8 + 569 + 5 = 666.
It is not a de Polignac number, because 80485695 - 23 = 80485687 is a prime.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1788571 = 80485695 / (8 + 0 + 4 + 8 + 5 + 6 + 9 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 80485695.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80485697) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 894241 + ... + 894330.
It is an arithmetic number, because the mean of its divisors is an integer number (11625718).
Almost surely, 280485695 is an apocalyptic number.
80485695 is a deficient number, since it is larger than the sum of its proper divisors (59022921).
80485695 is a wasteful number, since it uses less digits than its factorization.
80485695 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1788582 (or 1788579 counting only the distinct ones).
The product of its (nonzero) digits is 345600, while the sum is 45.
The square root of 80485695 is about 8971.3820005616. The cubic root of 80485695 is about 431.7571777097.
The spelling of 80485695 in words is "eighty million, four hundred eighty-five thousand, six hundred ninety-five".
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