Base | Representation |
---|---|
bin | 1001100111010… |
… | …00111110101111 |
3 | 12121202020121020 |
4 | 10303220332233 |
5 | 131121133223 |
6 | 12000305223 |
7 | 1666323501 |
oct | 463507657 |
9 | 177666536 |
10 | 80646063 |
11 | 41582643 |
12 | 23012213 |
13 | 13928484 |
14 | a9d3d71 |
15 | 71301e3 |
hex | 4ce8faf |
80646063 has 8 divisors (see below), whose sum is σ = 108002688. Its totient is φ = 53526744.
The previous prime is 80646061. The next prime is 80646103. The reversal of 80646063 is 36064608.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80646063 - 21 = 80646061 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80646061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58531 + ... + 59892.
It is an arithmetic number, because the mean of its divisors is an integer number (13500336).
Almost surely, 280646063 is an apocalyptic number.
80646063 is a deficient number, since it is larger than the sum of its proper divisors (27356625).
80646063 is a wasteful number, since it uses less digits than its factorization.
80646063 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118653.
The product of its (nonzero) digits is 20736, while the sum is 33.
The square root of 80646063 is about 8980.3153062685. The cubic root of 80646063 is about 432.0437466415.
The spelling of 80646063 in words is "eighty million, six hundred forty-six thousand, sixty-three".
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