Base | Representation |
---|---|
bin | 101100011100000101… |
… | …001000010011110101 |
3 | 11120011101121002200011 |
4 | 230130011020103311 |
5 | 1240210212401221 |
6 | 33530442020221 |
7 | 3306304105123 |
oct | 543405102365 |
9 | 146141532604 |
10 | 47715747061 |
11 | 19266328004 |
12 | 92b7aa7671 |
13 | 466574c278 |
14 | 2449200913 |
15 | 13940841e1 |
hex | b1c1484f5 |
47715747061 has 2 divisors, whose sum is σ = 47715747062. Its totient is φ = 47715747060.
The previous prime is 47715747041. The next prime is 47715747073. The reversal of 47715747061 is 16074751774.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 36689487025 + 11026260036 = 191545^2 + 105006^2 .
It is a cyclic number.
It is not a de Polignac number, because 47715747061 - 25 = 47715747029 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 47715746996 and 47715747014.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (47715747041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23857873530 + 23857873531.
It is an arithmetic number, because the mean of its divisors is an integer number (23857873531).
Almost surely, 247715747061 is an apocalyptic number.
It is an amenable number.
47715747061 is a deficient number, since it is larger than the sum of its proper divisors (1).
47715747061 is an equidigital number, since it uses as much as digits as its factorization.
47715747061 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1152480, while the sum is 49.
The spelling of 47715747061 in words is "forty-seven billion, seven hundred fifteen million, seven hundred forty-seven thousand, sixty-one".
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