Base | Representation |
---|---|
bin | 1001111011110… |
… | …01101100000010 |
3 | 12210210220102020 |
4 | 10331321230002 |
5 | 132313222223 |
6 | 12134102310 |
7 | 2031225630 |
oct | 475715402 |
9 | 183726366 |
10 | 83335938 |
11 | 4304a584 |
12 | 23aaa996 |
13 | 1435a90a |
14 | b0d4350 |
15 | 74b21e3 |
hex | 4f79b02 |
83335938 has 64 divisors (see below), whose sum is σ = 212336640. Its totient is φ = 21226752.
The previous prime is 83335933. The next prime is 83335949. The reversal of 83335938 is 83953338.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a self number, because there is not a number n which added to its sum of digits gives 83335938.
It is not an unprimeable number, because it can be changed into a prime (83335933) 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, 10495 + ... + 16637.
It is an arithmetic number, because the mean of its divisors is an integer number (3317760).
Almost surely, 283335938 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 83335938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106168320).
83335938 is an abundant number, since it is smaller than the sum of its proper divisors (129000702).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83335938 is a wasteful number, since it uses less digits than its factorization.
83335938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6191.
The product of its digits is 233280, while the sum is 42.
The square root of 83335938 is about 9128.8519541068. The cubic root of 83335938 is about 436.7947830926.
The spelling of 83335938 in words is "eighty-three million, three hundred thirty-five thousand, nine hundred thirty-eight".
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