Base | Representation |
---|---|
bin | 101100100001011010… |
… | …000001011000011101 |
3 | 11120101121202012021211 |
4 | 230201122001120131 |
5 | 1240401102003124 |
6 | 33543353224421 |
7 | 3311440504633 |
oct | 544132013035 |
9 | 146347665254 |
10 | 47805109789 |
11 | 193018135a8 |
12 | 9321a02111 |
13 | 467b10a118 |
14 | 2457023353 |
15 | 139bd36e94 |
hex | b2168161d |
47805109789 has 8 divisors (see below), whose sum is σ = 48390978528. Its totient is φ = 47221817040.
The previous prime is 47805109753. The next prime is 47805109799. The reversal of 47805109789 is 98790150874.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-47805109789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47805109799) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 606642 + ... + 680899.
It is an arithmetic number, because the mean of its divisors is an integer number (6048872316).
Almost surely, 247805109789 is an apocalyptic number.
It is an amenable number.
47805109789 is a deficient number, since it is larger than the sum of its proper divisors (585868739).
47805109789 is a wasteful number, since it uses less digits than its factorization.
47805109789 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1287995.
The product of its (nonzero) digits is 5080320, while the sum is 58.
The spelling of 47805109789 in words is "forty-seven billion, eight hundred five million, one hundred nine thousand, seven hundred eighty-nine".
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