Base | Representation |
---|---|
bin | 1001111001010… |
… | …01001111111101 |
3 | 12210012011110101 |
4 | 10330221033331 |
5 | 132222201321 |
6 | 12123041101 |
7 | 2025354226 |
oct | 474511775 |
9 | 183164411 |
10 | 83006461 |
11 | 42944a8a |
12 | 23970191 |
13 | 14273965 |
14 | b04a24d |
15 | 7449791 |
hex | 4f293fd |
83006461 has 4 divisors (see below), whose sum is σ = 87889212. Its totient is φ = 78123712.
The previous prime is 83006423. The next prime is 83006467. The reversal of 83006461 is 16460038.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 73359225 + 9647236 = 8565^2 + 3106^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-83006461 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83006467) 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 3 ways as a sum of consecutive naturals, for example, 2441350 + ... + 2441383.
It is an arithmetic number, because the mean of its divisors is an integer number (21972303).
Almost surely, 283006461 is an apocalyptic number.
It is an amenable number.
83006461 is a deficient number, since it is larger than the sum of its proper divisors (4882751).
83006461 is a wasteful number, since it uses less digits than its factorization.
83006461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4882750.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 83006461 is about 9110.7881656858. The cubic root of 83006461 is about 436.2183854617.
Adding to 83006461 its reverse (16460038), we get a palindrome (99466499).
The spelling of 83006461 in words is "eighty-three million, six thousand, four hundred sixty-one".
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