Base | Representation |
---|---|
bin | 11101100101111… |
… | …10011000000000 |
3 | 122022010002100120 |
4 | 32302332120000 |
5 | 1002022244322 |
6 | 40344420240 |
7 | 6103015413 |
oct | 1662763000 |
9 | 568102316 |
10 | 248243712 |
11 | 1181441a2 |
12 | 6b177680 |
13 | 3c579192 |
14 | 24d7db7a |
15 | 16bd8a5c |
hex | ecbe600 |
248243712 has 80 divisors (see below), whose sum is σ = 684264240. Its totient is φ = 79880192.
The previous prime is 248243689. The next prime is 248243719. The reversal of 248243712 is 217342842.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (248243719) 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 7 ways as a sum of consecutive naturals, for example, 41758 + ... + 47330.
It is an arithmetic number, because the mean of its divisors is an integer number (8553303).
Almost surely, 2248243712 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 248243712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342132120).
248243712 is an abundant number, since it is smaller than the sum of its proper divisors (436020528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
248243712 is an equidigital number, since it uses as much as digits as its factorization.
248243712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5623 (or 5607 counting only the distinct ones).
The product of its digits is 21504, while the sum is 33.
The square root of 248243712 is about 15755.7517116766. The cubic root of 248243712 is about 628.4818674443.
The spelling of 248243712 in words is "two hundred forty-eight million, two hundred forty-three thousand, seven hundred twelve".
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