Base | Representation |
---|---|
bin | 1000001101100… |
… | …01011100101000 |
3 | 11210121200110001 |
4 | 10012301130220 |
5 | 120113244024 |
6 | 10500232344 |
7 | 1464335521 |
oct | 406613450 |
9 | 153550401 |
10 | 68884264 |
11 | 35979849 |
12 | 1b09b6b4 |
13 | 1136aa27 |
14 | 9211848 |
15 | 60aa244 |
hex | 41b1728 |
68884264 has 48 divisors (see below), whose sum is σ = 138659220. Its totient is φ = 32060160.
The previous prime is 68884261. The next prime is 68884267. The reversal of 68884264 is 46248886.
It is an interprime number because it is at equal distance from previous prime (68884261) and next prime (68884267).
It can be written as a sum of positive squares in 2 ways, for example, as 66292164 + 2592100 = 8142^2 + 1610^2 .
It is a Harshad number since it is a multiple of its sum of digits (46).
It is not an unprimeable number, because it can be changed into a prime (68884261) 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 11 ways as a sum of consecutive naturals, for example, 173314 + ... + 173710.
Almost surely, 268884264 is an apocalyptic number.
It is an amenable number.
68884264 is an abundant number, since it is smaller than the sum of its proper divisors (69774956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68884264 is a wasteful number, since it uses less digits than its factorization.
68884264 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 490 (or 463 counting only the distinct ones).
The product of its digits is 589824, while the sum is 46.
The square root of 68884264 is about 8299.6544506383. The cubic root of 68884264 is about 409.9271415251.
The spelling of 68884264 in words is "sixty-eight million, eight hundred eighty-four thousand, two hundred sixty-four".
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