Base | Representation |
---|---|
bin | 1000001011010… |
… | …01011010101000 |
3 | 11210001200201122 |
4 | 10011221122220 |
5 | 120024323344 |
6 | 10450034412 |
7 | 1461666404 |
oct | 405513250 |
9 | 153050648 |
10 | 68589224 |
11 | 35798110 |
12 | 1ab78a08 |
13 | 11296652 |
14 | 9176104 |
15 | 604caee |
hex | 41696a8 |
68589224 has 32 divisors (see below), whose sum is σ = 140680800. Its totient is φ = 31091520.
The previous prime is 68589223. The next prime is 68589229. The reversal of 68589224 is 42298586.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is not an unprimeable number, because it can be changed into a prime (68589223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40262 + ... + 41930.
It is an arithmetic number, because the mean of its divisors is an integer number (4396275).
Almost surely, 268589224 is an apocalyptic number.
It is an amenable number.
68589224 is an abundant number, since it is smaller than the sum of its proper divisors (72091576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68589224 is a wasteful number, since it uses less digits than its factorization.
68589224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2153 (or 2149 counting only the distinct ones).
The product of its digits is 276480, while the sum is 44.
The square root of 68589224 is about 8281.8611434870. The cubic root of 68589224 is about 409.3410473871.
The spelling of 68589224 in words is "sixty-eight million, five hundred eighty-nine thousand, two hundred twenty-four".
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