Base | Representation |
---|---|
bin | 1000001001010… |
… | …10101011111100 |
3 | 11202120122021100 |
4 | 10010222223330 |
5 | 114443113114 |
6 | 10440333100 |
7 | 1456546326 |
oct | 404525374 |
9 | 152518240 |
10 | 68332284 |
11 | 35632069 |
12 | 1aa74190 |
13 | 11206707 |
14 | 910a616 |
15 | 5eeb909 |
hex | 412aafc |
68332284 has 36 divisors (see below), whose sum is σ = 181821640. Its totient is φ = 21578400.
The previous prime is 68332283. The next prime is 68332291. The reversal of 68332284 is 48223386.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68332283) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49267 + ... + 50634.
Almost surely, 268332284 is an apocalyptic number.
It is an amenable number.
68332284 is an abundant number, since it is smaller than the sum of its proper divisors (113489356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68332284 is a wasteful number, since it uses less digits than its factorization.
68332284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99930 (or 99925 counting only the distinct ones).
The product of its digits is 55296, while the sum is 36.
The square root of 68332284 is about 8266.3343750419. The cubic root of 68332284 is about 408.8292677960.
The spelling of 68332284 in words is "sixty-eight million, three hundred thirty-two thousand, two hundred eighty-four".
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