Base | Representation |
---|---|
bin | 1001111001101… |
… | …01011101101001 |
3 | 12210021201002021 |
4 | 10330311131221 |
5 | 132230301424 |
6 | 12124104441 |
7 | 2025653125 |
oct | 474653551 |
9 | 183251067 |
10 | 83056489 |
11 | 4297962a |
12 | 23995121 |
13 | 14290669 |
14 | b060585 |
15 | 74594e4 |
hex | 4f35769 |
83056489 has 8 divisors (see below), whose sum is σ = 84050208. Its totient is φ = 82068480.
The previous prime is 83056433. The next prime is 83056499. The reversal of 83056489 is 98465038.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 83056489 - 219 = 82532201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (83056499) 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, 32434 + ... + 34900.
It is an arithmetic number, because the mean of its divisors is an integer number (10506276).
Almost surely, 283056489 is an apocalyptic number.
It is an amenable number.
83056489 is a deficient number, since it is larger than the sum of its proper divisors (993719).
83056489 is a wasteful number, since it uses less digits than its factorization.
83056489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2855.
The product of its (nonzero) digits is 207360, while the sum is 43.
The square root of 83056489 is about 9113.5332884672. The cubic root of 83056489 is about 436.3060041455.
The spelling of 83056489 in words is "eighty-three million, fifty-six thousand, four hundred eighty-nine".
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