Base | Representation |
---|---|
bin | 1001111011000… |
… | …11001011101010 |
3 | 12210122012222000 |
4 | 10331203023222 |
5 | 132302300004 |
6 | 12132111430 |
7 | 2030363106 |
oct | 475431352 |
9 | 183565860 |
10 | 83243754 |
11 | 42a972a0 |
12 | 23a65576 |
13 | 14327979 |
14 | b0ac906 |
15 | 7494c39 |
hex | 4f632ea |
83243754 has 64 divisors (see below), whose sum is σ = 202884480. Its totient is φ = 25090560.
The previous prime is 83243707. The next prime is 83243759. The reversal of 83243754 is 45734238.
It is a happy number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (83243759) 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, 209484 + ... + 209880.
It is an arithmetic number, because the mean of its divisors is an integer number (3170070).
Almost surely, 283243754 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 83243754, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101442240).
83243754 is an abundant number, since it is smaller than the sum of its proper divisors (119640726).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83243754 is a wasteful number, since it uses less digits than its factorization.
83243754 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 772 (or 766 counting only the distinct ones).
The product of its digits is 80640, while the sum is 36.
The square root of 83243754 is about 9123.8015103355. The cubic root of 83243754 is about 436.6336667433.
The spelling of 83243754 in words is "eighty-three million, two hundred forty-three thousand, seven hundred fifty-four".
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