Base | Representation |
---|---|
bin | 101011111111110111… |
… | …011001101100011111 |
3 | 11111221101212212122200 |
4 | 223333313121230133 |
5 | 1233223022324312 |
6 | 33411452142543 |
7 | 3261465441252 |
oct | 537767315437 |
9 | 144841785580 |
10 | 47242386207 |
11 | 19043105a95 |
12 | 91a5467a53 |
13 | 45bb6634a3 |
14 | 24023c1099 |
15 | 136772e0dc |
hex | affdd9b1f |
47242386207 has 12 divisors (see below), whose sum is σ = 68244675720. Its totient is φ = 31492305648.
The previous prime is 47242386203. The next prime is 47242386271. The reversal of 47242386207 is 70268324274.
47242386207 is a `hidden beast` number, since 4 + 7 + 242 + 386 + 20 + 7 = 666.
It is not a de Polignac number, because 47242386207 - 22 = 47242386203 is a prime.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47242386203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100608 + ... + 323429.
It is an arithmetic number, because the mean of its divisors is an integer number (5687056310).
Almost surely, 247242386207 is an apocalyptic number.
47242386207 is a deficient number, since it is larger than the sum of its proper divisors (21002289513).
47242386207 is a wasteful number, since it uses less digits than its factorization.
47242386207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 436422 (or 436419 counting only the distinct ones).
The product of its (nonzero) digits is 903168, while the sum is 45.
The spelling of 47242386207 in words is "forty-seven billion, two hundred forty-two million, three hundred eighty-six thousand, two hundred seven".
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