Base | Representation |
---|---|
bin | 1001111011100… |
… | …01101101010010 |
3 | 12210202020120120 |
4 | 10331301231102 |
5 | 132311201000 |
6 | 12133251110 |
7 | 2031031422 |
oct | 475615522 |
9 | 183666516 |
10 | 83303250 |
11 | 43027a68 |
12 | 23a93a96 |
13 | 14348a84 |
14 | b0c6482 |
15 | 74a76a0 |
hex | 4f71b52 |
83303250 has 64 divisors (see below), whose sum is σ = 210038400. Its totient is φ = 21988800.
The previous prime is 83303203. The next prime is 83303257. The reversal of 83303250 is 5230338.
It is a self number, because there is not a number n which added to its sum of digits gives 83303250.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83303257) 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, 81241 + ... + 82259.
It is an arithmetic number, because the mean of its divisors is an integer number (3281850).
Almost surely, 283303250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 83303250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105019200).
83303250 is an abundant number, since it is smaller than the sum of its proper divisors (126735150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83303250 is a wasteful number, since it uses less digits than its factorization.
83303250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1148 (or 1138 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 24.
The square root of 83303250 is about 9127.0614109909. The cubic root of 83303250 is about 436.7376656175.
Adding to 83303250 its reverse (5230338), we get a palindrome (88533588).
The spelling of 83303250 in words is "eighty-three million, three hundred three thousand, two hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •