Base | Representation |
---|---|
bin | 11101011100101… |
… | …01111000000000 |
3 | 122012211101102102 |
4 | 32232111320000 |
5 | 1001214413443 |
6 | 40302405532 |
7 | 6056466614 |
oct | 1656257000 |
9 | 565741372 |
10 | 247029248 |
11 | 117494804 |
12 | 6a8908a8 |
13 | 3c24246b |
14 | 24b45344 |
15 | 16a48cb8 |
hex | eb95e00 |
247029248 has 40 divisors (see below), whose sum is σ = 499608648. Its totient is φ = 122005504.
The previous prime is 247029169. The next prime is 247029259. The reversal of 247029248 is 842920742.
It is a super-2 number, since 2×2470292482 = 122046898734891008, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 39590 + ... + 45402.
Almost surely, 2247029248 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 247029248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249804324).
247029248 is an abundant number, since it is smaller than the sum of its proper divisors (252579400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
247029248 is an frugal number, since it uses more digits than its factorization.
247029248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5914 (or 5898 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 38.
The square root of 247029248 is about 15717.1641207948. The cubic root of 247029248 is about 627.4553000650.
The spelling of 247029248 in words is "two hundred forty-seven million, twenty-nine thousand, two hundred forty-eight".
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