Base | Representation |
---|---|
bin | 1001111101010… |
… | …10110101000111 |
3 | 12211012010112020 |
4 | 10332222311013 |
5 | 132341142343 |
6 | 12142254223 |
7 | 2033024520 |
oct | 476526507 |
9 | 184163466 |
10 | 83537223 |
11 | 43177830 |
12 | 23b87373 |
13 | 143cb413 |
14 | b147847 |
15 | 7501b83 |
hex | 4faad47 |
83537223 has 32 divisors (see below), whose sum is σ = 140255232. Its totient is φ = 42962400.
The previous prime is 83537203. The next prime is 83537227. The reversal of 83537223 is 32273538.
It is not a de Polignac number, because 83537223 - 26 = 83537159 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83537227) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22038 + ... + 25548.
It is an arithmetic number, because the mean of its divisors is an integer number (4382976).
Almost surely, 283537223 is an apocalyptic number.
83537223 is a deficient number, since it is larger than the sum of its proper divisors (56718009).
83537223 is a wasteful number, since it uses less digits than its factorization.
83537223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3635.
The product of its digits is 30240, while the sum is 33.
The square root of 83537223 is about 9139.8699662523. The cubic root of 83537223 is about 437.1461702970.
It can be divided in two parts, 8353 and 7223, that added together give a triangular number (15576 = T176).
The spelling of 83537223 in words is "eighty-three million, five hundred thirty-seven thousand, two hundred twenty-three".
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