Base | Representation |
---|---|
bin | 101011111000000110… |
… | …101100110000011000 |
3 | 11111121022212122112212 |
4 | 223320012230300120 |
5 | 1232441204204322 |
6 | 33350521254252 |
7 | 3255324624464 |
oct | 537006546030 |
9 | 144538778485 |
10 | 47112178712 |
11 | 18a86662195 |
12 | 9169934388 |
13 | 459a6a4431 |
14 | 23ccda94a4 |
15 | 135b0ae0e2 |
hex | af81acc18 |
47112178712 has 16 divisors (see below), whose sum is σ = 89009652600. Its totient is φ = 23376271360.
The previous prime is 47112178697. The next prime is 47112178717. The reversal of 47112178712 is 21787121174.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 47112178712.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47112178717) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22476137 + ... + 22478232.
Almost surely, 247112178712 is an apocalyptic number.
It is an amenable number.
47112178712 is a deficient number, since it is larger than the sum of its proper divisors (41897473888).
47112178712 is a wasteful number, since it uses less digits than its factorization.
47112178712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44954506 (or 44954502 counting only the distinct ones).
The product of its digits is 43904, while the sum is 41.
Adding to 47112178712 its reverse (21787121174), we get a palindrome (68899299886).
The spelling of 47112178712 in words is "forty-seven billion, one hundred twelve million, one hundred seventy-eight thousand, seven hundred twelve".
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