Base | Representation |
---|---|
bin | 11101100000001… |
… | …11000111001100 |
3 | 122020200221122221 |
4 | 32300013013030 |
5 | 1001324234233 |
6 | 40320345124 |
7 | 6063441064 |
oct | 1660070714 |
9 | 566627587 |
10 | 247493068 |
11 | 117781229 |
12 | 6aa751a4 |
13 | 3c375604 |
14 | 24c263a4 |
15 | 16adb42d |
hex | ec071cc |
247493068 has 24 divisors (see below), whose sum is σ = 440391168. Its totient is φ = 121677696.
The previous prime is 247493063. The next prime is 247493101. The reversal of 247493068 is 860394742.
It is a super-2 number, since 2×2474930682 = 122505637416105248, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (247493063) 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, 110730 + ... + 112942.
It is an arithmetic number, because the mean of its divisors is an integer number (18349632).
Almost surely, 2247493068 is an apocalyptic number.
It is an amenable number.
247493068 is a deficient number, since it is larger than the sum of its proper divisors (192898100).
247493068 is a wasteful number, since it uses less digits than its factorization.
247493068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2673 (or 2671 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 43.
The square root of 247493068 is about 15731.9124075873. The cubic root of 247493068 is about 627.8477561089.
The spelling of 247493068 in words is "two hundred forty-seven million, four hundred ninety-three thousand, sixty-eight".
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