Base | Representation |
---|---|
bin | 1001100111000… |
… | …11111100011010 |
3 | 12121201012022012 |
4 | 10303203330122 |
5 | 131120003214 |
6 | 12000025522 |
7 | 1666206401 |
oct | 463437432 |
9 | 177635265 |
10 | 80625434 |
11 | 4156909a |
12 | 230022a2 |
13 | 1391bc76 |
14 | a9ca638 |
15 | 712903e |
hex | 4ce3f1a |
80625434 has 16 divisors (see below), whose sum is σ = 125594280. Its totient is φ = 38787840.
The previous prime is 80625401. The next prime is 80625437. The reversal of 80625434 is 43452608.
It can be written as a sum of positive squares in 4 ways, for example, as 56957209 + 23668225 = 7547^2 + 4865^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 80625434.
It is not an unprimeable number, because it can be changed into a prime (80625437) 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, 749 + ... + 12720.
Almost surely, 280625434 is an apocalyptic number.
80625434 is a deficient number, since it is larger than the sum of its proper divisors (44968846).
80625434 is a wasteful number, since it uses less digits than its factorization.
80625434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13585.
The product of its (nonzero) digits is 23040, while the sum is 32.
The square root of 80625434 is about 8979.1666651199. The cubic root of 80625434 is about 432.0069050394.
The spelling of 80625434 in words is "eighty million, six hundred twenty-five thousand, four hundred thirty-four".
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