Base | Representation |
---|---|
bin | 1001111100101… |
… | …00010111110001 |
3 | 12211000110100012 |
4 | 10332110113301 |
5 | 132330221413 |
6 | 12140304305 |
7 | 2032162364 |
oct | 476242761 |
9 | 184013305 |
10 | 83445233 |
11 | 43114703 |
12 | 23b42095 |
13 | 143985a1 |
14 | b1220db |
15 | 74d47a8 |
hex | 4f945f1 |
83445233 has 4 divisors (see below), whose sum is σ = 83543460. Its totient is φ = 83347008.
The previous prime is 83445227. The next prime is 83445239. The reversal of 83445233 is 33254438.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (83445227) and next prime (83445239).
It can be written as a sum of positive squares in 2 ways, for example, as 81504784 + 1940449 = 9028^2 + 1393^2 .
It is a cyclic number.
It is not a de Polignac number, because 83445233 - 216 = 83379697 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 83445233.
It is not an unprimeable number, because it can be changed into a prime (83445239) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47828 + ... + 49541.
It is an arithmetic number, because the mean of its divisors is an integer number (20885865).
Almost surely, 283445233 is an apocalyptic number.
It is an amenable number.
83445233 is a deficient number, since it is larger than the sum of its proper divisors (98227).
83445233 is an equidigital number, since it uses as much as digits as its factorization.
83445233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98226.
The product of its digits is 34560, while the sum is 32.
The square root of 83445233 is about 9134.8362327959. The cubic root of 83445233 is about 436.9856516504.
The spelling of 83445233 in words is "eighty-three million, four hundred forty-five thousand, two hundred thirty-three".
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